| Name | KEGG ID | Ligand PDB ID | Kingdom | Superclass | Class | Comment |
|---|---|---|---|---|---|---|
| 2-propynal | C05985 | n/a | Organic compounds | Acetylides | n/a | |
| acetylene | C01548 | n/a | Organic compounds | Acetylides | n/a | |
| (-)-pavine | C20771 | n/a | Organic compounds | Alkaloids and derivatives | Pavine alkaloids | |
| 16-epivellosimine | C11633 | EVS | Organic compounds | Alkaloids and derivatives | Macroline alkaloids | Biologically significant ligand; |
| 2-acylglycerol | C02112 | n/a | Organic compounds | Alkaloids and derivatives | Protopine alkaloids | |
| codeine | C06174 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| codeine-6-glucuronide | C16577 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| ecgoninemethylester | C12448 | n/a | Organic compounds | Alkaloids and derivatives | Tropane alkaloids | |
| irinotecan | C16641 | CP0 | Organic compounds | Alkaloids and derivatives | Camptothecins | |
| morphine | C01516 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| morphine-3-glucuronide | C16643 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| morphine-6-glucuronide | C16578 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| n-methylpavine | C20770 | n/a | Organic compounds | Alkaloids and derivatives | Pavine alkaloids | |
| normorphine | C11785 | n/a | Organic compounds | Alkaloids and derivatives | Morphinans | |
| NPC | C16543 | n/a | Organic compounds | Alkaloids and derivatives | Camptothecins | |
| polyneuridinealdehyde | C11632 | n/a | Organic compounds | Alkaloids and derivatives | Macroline alkaloids | |
| pseudotropine | C02066 | PTO | Organic compounds | Alkaloids and derivatives | Tropane alkaloids | Biologically significant ligand; |
| SN-38 | C11173 | n/a | Organic compounds | Alkaloids and derivatives | Camptothecins | |
| sn38glucuronide | C11376 | n/a | Organic compounds | Alkaloids and derivatives | Camptothecins | |
| tropine | C00729 | n/a | Organic compounds | Alkaloids and derivatives | Tropane alkaloids | |
| tropinone | C00783 | TNE | Organic compounds | Alkaloids and derivatives | Tropane alkaloids | Biologically significant ligand; |
| (1aalpha,2beta,3alpha,11calpha)-1a,2,3,11c-tetrahydro-6,11-dimethylbenzo[6,7]phenanthro[3,4-b]oxirene-2,3-diol | C19559 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| (1r,2s)-naphthalene1,2-oxide | C14786 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| (1s,2r)-naphthalene1,2-oxide | C14787 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| (2-naphthyl)methanol | C02909 | 2NA | Organic compounds | Benzenoids | Naphthalenes | |
| (3s)-2-oxo-3-phenylbutanoate | C20646 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| (r)-mandelonitrile | C00561 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| (s)-1-phenylethanol | C11348 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| (s)-2-phenyloxirane | C20782 | RSO | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| (s)-4-hydroxymandelonitrile | C03742 | n/a | Organic compounds | Benzenoids | Phenols | |
| [dihydrolipoyllysine-residueacetyltransferase]s-acetyldihydrolipoyllysine | C16255 | n/a | Organic compounds | Benzenoids | Fluorenes | |
| [dihydrolipoyllysine-residuesuccinyltransferase]s-succinyldihydrolipoyllysine | C16254 | n/a | Organic compounds | Benzenoids | Fluorenes | |
| 1-(4-methoxyphenyl)-n-methyl-n-[(3-methyloxetan-3-yl)methyl]methanamine | C21775 | n/a | Organic compounds | Benzenoids | n/a | |
| 1,2,3,5-tetrahydroxybenzene | C03743 | n/a | Organic compounds | Benzenoids | Phenols | |
| 1,2,3-trihydroxybenzene | C01108 | PYG | Organic compounds | Benzenoids | Phenols | Biologically significant ligand; |
| 1,2-dihydronaphthalene-1,2-diol | C06205 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1,3,5-trihydroxybenzene | C02183 | 13X | Organic compounds | Benzenoids | Phenols | |
| 1,3,6,8-tetrahydroxynaphthalene | C04033 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1,3,8-naphthalenertriol | C01173 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1a,11b-dihydro-4,9-dimethylbenz[a]anthra[3,4-b]oxirene | C19489 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| 1-hydroxy-2-naphthoate | C03203 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-hydroxymethylnaphthalene | C14089 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-naphthaldehyde | C14090 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-nitro-5,6-dihydroxy-dihydronaphthalene | C14801 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-nitronaphthalene | C14040 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-nitronaphthalene-5,6-oxide | C14800 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 1-nitronaphthalene-7,8-oxide | C14802 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 2-({[(4-methoxyphenyl)methyl](methyl)amino}methyl)-2-methylpropane-1,3-diol | C21776 | n/a | Organic compounds | Benzenoids | n/a | |
| 2,3-dihydroxy-4'-chlorobiphenyl | C06586 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2,3-dihydroxybenzoate | C00196 | DBH | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2,3-dihydroxytoluene | C02923 | n/a | Organic compounds | Benzenoids | Phenols | |
| 2,3-eneacid | C11823 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2,4-diamino-6-hydroxylaminotoluene | C16399 | n/a | Organic compounds | Benzenoids | N-phenylhydroxylamines | |
| 2,4-diamino-6-nitrotoluene | C16396 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2,6-dimethylaniline | C11004 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2,7-dihydroxy-5-methyl-1-naphthoate | C20857 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 2-aminophenol | C01987 | 2AF | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2-hydroxy-7-methoxy-5-methyl-1-naphthoate | C20841 | 7NA | Organic compounds | Benzenoids | Naphthalenes | Biologically significant ligand; |
| 2-hydroxybiphenyl | C02499 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2'-hydroxybiphenyl-2-sulfinate | C06742 | OBP | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 2-naphthaldehyde | C14099 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| 2-phenyl-1,3-propanediolmonocarbamate | C16586 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 2-phenylacetamide | C02505 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-(3,4-dihydroxyphenyl)pyruvate | C04045 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-(4-hydroxyphenyl)pyruvate | C01179 | ENO | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 3,4-dihydroxybenzoate | C00230 | DHB | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 3,4-dihydroxymandelaldehyde | C05577 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3,4-dihydroxymandelate | C05580 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3,4-dihydroxyphenylacetaldehyde | C04043 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3,4-dihydroxyphenylacetate | C01161 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3,4-dihydroxyphenylethyleneglycol | C05576 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-[(1-carboxyvinyl)oxy]benzoate | C20772 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-amino-5-hydroxybenzoate | C12107 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-carbamoyl-2-phenylpropionaldehyde | C16587 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-carbamoyl-2-phenylpropionicacid | C16591 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-cresol | C01467 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-hydroxyanthranilate | C00632 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-hydroxybenzoate | C00587 | 3HB | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 3-methoxy-4-hydroxymandelate | C05584 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-methoxy-4-hydroxyphenylacetaldehyde | C05581 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-methoxy-4-hydroxyphenylethyleneglycol | C05594 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-methoxy-4-hydroxyphenylglycolaldehyde | C05583 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-methoxytyramine | C05587 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-methylsalicylate | C14088 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-o-methylgallate | C05616 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 3-oxo-5alpha-steroid | C02940 | n/a | Organic compounds | Benzenoids | Phenols | |
| 3-oxo-delta1-steroid | C02941 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-chlorobenzoate | C02370 | 174 | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 4-cresol | C01468 | PCR | Organic compounds | Benzenoids | Phenols | |
| 4-fluorobenzoate | C02371 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-hydroxy-5-phenyltetrahydro-1,3-oxazin-2-one | C16595 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-hydroxybenzoate | C00156 | PHB | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 4-hydroxymethylcatechol | C14110 | n/a | Organic compounds | Benzenoids | Phenols | |
| 4-hydroxymethylsalicylate | C14109 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-hydroxyphenylacetaldehyde | C03765 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-hydroxyphenylacetate | C13636 | n/a | Organic compounds | Benzenoids | Phenol esters | |
| 4-hydroxyphenylacetate | C00642 | n/a | Organic compounds | Benzenoids | Phenols | |
| 4-hydroxyphenylglyoxylate | C03590 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-methylcatechol | C06730 | MCT | Organic compounds | Benzenoids | Phenols | |
| 4-methylsalicylate | C14103 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 4-nitrophenol | C00870 | NPO | Organic compounds | Benzenoids | Phenols | Biologically significant ligand; |
| 5'-(n7-methyl5'-triphosphoguanosine)-(2'-o-methyl-purine-ribonucleotide)-[mrna] | C04802 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 5-hydroxyconiferaldehyde | C12204 | n/a | Organic compounds | Benzenoids | Phenols | |
| 5-hydroxyconiferylalcohol | C12205 | n/a | Organic compounds | Benzenoids | Phenols | |
| 5-nitroanthranilate | C19788 | 6R6 | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 5-nitrosalicylate | C19789 | 6R7 | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| 5-phenyl-1,3-oxazinane-2,4-dione | C16596 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 5'-ribonucleotide | C02520 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| 7,12-dimethylbenz[a]anthracene | C19488 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| 7-hydroxymethyl-12-methylbenz[a]anthracene | C19561 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| 7-hydroxymethyl-12-methylbenz[a]anthracenesulfate | C19562 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| 9-hydroxybenzo[a]pyrene | C14556 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| 9-hydroxybenzo[a]pyrene-4,5-oxide | C14854 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| aklavinone | C12424 | VAK | Organic compounds | Benzenoids | Naphthacenes | Biologically significant ligand; |
| alpha-d-glucosylglycogenin | C02687 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| aniline | C00292 | ANL | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| anthocyanidin | C02003 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| anthranilate | C00108 | BE2 | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| aromaticaldehyde | C00193 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| aromaticprimaryalcohol | C03485 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| benzaldehyde | C00261 | HBX | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| benzamide | C09815 | UNU | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| benzo[a]pyrene | C07535 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| benzo[a]pyrene-4,5-oxide | C14851 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| benzo[a]pyrene-7,8-dihydrodiol-9,10-oxide | C14853 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| benzo[a]pyrene-7,8-diol | C14852 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| benzo[a]pyrene-7,8-oxide | C14850 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| benzo[a]pyrene-9,10-oxide | C14849 | n/a | Organic compounds | Benzenoids | Pyrenes | |
| benzoate | C00180 | BEZ | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| benzylacetate | C15513 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| biphenyl-2,3-diol | C02526 | BPY | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| catechol | C15571 | n/a | Organic compounds | Benzenoids | Phenols | |
| catechol | C00090 | n/a | Organic compounds | Benzenoids | Phenols | |
| chavicol | C16930 | n/a | Organic compounds | Benzenoids | Phenols | |
| cholesterolester | C02530 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| cis-2,3-dihydro-2,3-dihydroxy-4'-chlorobiphenyl | C06585 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| cis-2,3-dihydro-2,3-dihydroxybiphenyl | C06589 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| citalopram | C07572 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| citalopramn-oxide | C16607 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| cocaine | C01416 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| coniferylacetate | C20225 | n/a | Organic compounds | Benzenoids | Phenols | |
| coniferylalcohol | C00590 | N7I | Organic compounds | Benzenoids | Phenols | |
| coniferylaldehyde | C02666 | CIY | Organic compounds | Benzenoids | Phenols | |
| coniferylester | C20224 | n/a | Organic compounds | Benzenoids | Phenols | |
| coumarylacetate | C20465 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| demethylcitalopram | C16608 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| didemethylcitalopram | C16609 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| dopamine | C03758 | LDP | Organic compounds | Benzenoids | Phenols | |
| epsilon-rhodomycinone | C12425 | n/a | Organic compounds | Benzenoids | Naphthacenes | |
| estragole | C10452 | n/a | Organic compounds | Benzenoids | Phenol ethers | |
| eugenol | C10453 | n/a | Organic compounds | Benzenoids | Phenols | |
| fattyacidanion | C02403 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| gallate | C01424 | GDE | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| guaiacol | C15572 | n/a | Organic compounds | Benzenoids | Phenols | |
| homovanillate | C05582 | n/a | Organic compounds | Benzenoids | Phenols | |
| isoeugenol | C10469 | EUG | Organic compounds | Benzenoids | Phenols | Biologically significant ligand; |
| isomethyleugenol | C10478 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| l-adrenaline | C00788 | n/a | Organic compounds | Benzenoids | Phenols | |
| lidocaine | C07073 | LQZ | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| l-metanephrine | C05588 | n/a | Organic compounds | Benzenoids | Phenols | |
| l-noradrenaline | C00547 | LNR | Organic compounds | Benzenoids | Phenols | Biologically significant ligand; |
| l-normetanephrine | C05589 | n/a | Organic compounds | Benzenoids | Phenols | |
| methyleugenol | C10454 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| methylsalicylate | C12305 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| n,n-dimethylanilinen-oxide | C01183 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| n-acetylanthranilate | C06332 | ZZ8 | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| naphthalene | C00829 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| naphthalene-1,2-diol | C03012 | n/a | Organic compounds | Benzenoids | Naphthalenes | |
| n-carbamoyl-l-2-aminoacid | C11529 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| n-formylanthranilate | C05653 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| norsolorinicacidanthrone | C20453 | n/a | Organic compounds | Benzenoids | Anthracenes | |
| o-methoxyphenol | C01502 | n/a | Organic compounds | Benzenoids | Phenols | |
| oxidizedrenillaluciferin | C03717 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| paraoxon | C06606 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| peptidylproline(omega | C03798 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| phenethylamine | C05332 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| phenol | C15584 | n/a | Organic compounds | Benzenoids | Phenols | |
| phenol | C00146 | IPH | Organic compounds | Benzenoids | Phenols | Biologically significant ligand; |
| phenylacetaldehyde | C00601 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| phenylacetate | C15583 | n/a | Organic compounds | Benzenoids | Phenol esters | |
| phenylacetate | C00548 | QY9 | Organic compounds | Benzenoids | Phenol esters | |
| phenylaceticacid | C07086 | PAC | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| phenylacetone | C15512 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| phenylglyoxylate | C02137 | 173 | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| phenylpyruvate | C00166 | PPY | Organic compounds | Benzenoids | Benzene and substituted derivatives | Biologically significant ligand; |
| quinol | C00530 | n/a | Organic compounds | Benzenoids | Phenols | |
| r-s-cysteinylglycine | C05729 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| salicylate | C00805 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| salutaridine | C05179 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| salutaridinol | C05220 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| scytalone | C00779 | n/a | Organic compounds | Benzenoids | Tetralins | |
| sinapoylaldehyde | C05610 | SNY | Organic compounds | Benzenoids | Phenols | |
| sinapylalcohol | C02325 | 55B | Organic compounds | Benzenoids | Phenols | |
| styrene | C07083 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| thyminedimer | C17509 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| trans-3,4-dihydro-3,4-dihydroxy-7,12-dimethylbenz[a]anthracene | C19490 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| trans-5,6-dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene | C19607 | n/a | Organic compounds | Benzenoids | Phenanthrenes and derivatives | |
| twothymineresidues(indna) | C17510 | n/a | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| tyramine | C00483 | AEF | Organic compounds | Benzenoids | Benzene and substituted derivatives | |
| ubiquinol | C00390 | n/a | Organic compounds | Benzenoids | Phenols | |
| vermelone | C01624 | n/a | Organic compounds | Benzenoids | Tetralins | |
| ethylene | C06547 | n/a | Organic compounds | Hydrocarbons | Unsaturated hydrocarbons | |
| methane | C01438 | n/a | Organic compounds | Hydrocarbons | Saturated hydrocarbons | |
| (-)-lariciresinol | C20454 | n/a | Organic compounds | Lignans, neolignans and related compounds | Furanoid lignans | |
| (-)-pinoresinol | C20455 | n/a | Organic compounds | Lignans, neolignans and related compounds | Furanoid lignans | |
| ()-secoisolariciresinol | C20456 | n/a | Organic compounds | Lignans, neolignans and related compounds | Dibenzylbutane lignans | |
| matairesinol | C10682 | MAX | Organic compounds | Lignans, neolignans and related compounds | Furanoid lignans | Biologically significant ligand; |
| secoisolariciresinol | C18167 | n/a | Organic compounds | Lignans, neolignans and related compounds | Dibenzylbutane lignans | |
| ()-(s)-carvone | C11383 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| ()-cis-isopulegone | C11951 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (-)-isopiperitenone | C02485 | IT9 | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| (-)-menthone | C00843 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| ()-neomenthol | C00553 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| ()-trans-carveol | C11409 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (13e)-11alpha-hydroxy-9,15-dioxoprost-13-enoate | C04654 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (25r)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oyl-coa | C15613 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (25r)-3alpha,7alpha-dihydroxy-5beta-cholestanoyl-coa | C17345 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (25s)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oyl-coa | C17343 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (25s)-3alpha,7alpha-dihydroxy-5beta-cholestanoyl-coa | C17346 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2e)-5-methylhexa-2,4-dienoyl-coa | C16468 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2e)-octadecenoyl-coa | C16218 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2e,6e)-farnesyldiphosphate | C00448 | FPP | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| (2r)-2,3-dihydroxy-3-methylbutanoate | C04272 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2r)-2-methylacyl-coa | C05329 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2r,3r)-dihydroflavonol | C21417 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2r,3s)-3-isopropylmalate | C04411 | IPM | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (2s)-2-methylacyl-coa | C05232 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2s)-ethylmalonyl-coa | C18026 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2s,3s)-3-hydroxy-2-methylbutanoyl-coa | C04405 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2z,4z)-2-hydroxyhexa-2,4-dienoate | C20240 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (2z,6e)-farnesyldiphosphate | C16826 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (3s)-3-hydroxyacyl-coa | C00640 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (3s)-3-hydroxyadipyl-coa | C14145 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (3s)-citryl-coa | C00566 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (4z,7z,10z,13z,16z)-docosapentaenoyl-coa | C16173 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (4z,7z,10z,13z,16z,19z)-docosahexaenoicacid | C06429 | HXA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (4z,7z,10z,13z,16z,19z)-docosahexaenoyl-coa | C16169 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (5z)-(15s)-11alpha-hydroxy-9,15-dioxoprostanoate | C04671 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (5z,13e)-11alpha-hydroxy-9,15-dioxoprost-13-enoate | C04707 | 5OP | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (5z,8z,11z,14z,17z)-icosapentaenoicacid | C06428 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (5z,8z,11z,14z,17z)-icosapentaenoyl-coa | C16165 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (6e)-8-oxogeranial | C17622 | XOG | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| (6z,9z,12z)-octadecatrienoicacid | C06426 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (6z,9z,12z,15z,18z)-3-oxotetracosapenta-6,9,12,15,18-enoyl-coa | C16389 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (6z,9z,12z,15z,18z,21z)-3-oxotetracosahexa-6,9,12,15,18,21-enoyl-coa | C16376 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (8z,11z,14z)-icosatrienoicacid | C03242 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (9z)-hexadecenoicacid | C08362 | PAM | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (9z)-octadecenoicacid | C00712 | ELA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (9z,12z,15z)-octadecatrienoicacid | C06427 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (9z,12z,15z)-octadecatrienoyl-coa | C16162 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (e)-2-methylgeranyldiphosphate | C20235 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (e)-4-(trimethylammonio)but-2-enoate | C04114 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (e)-4-(trimethylammonio)but-2-enoyl-coa | C20748 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (hydroxymethylphenyl)succinyl-coa | C09819 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-10-hydroxystearate | C03195 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-2,3-dihydroxy-3-methylpentanoate | C06007 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-2-hydroxy-4-methylpentanoyl-coa | C21089 | IRC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (r)-2-methylmalate | C02612 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-3-hydroxyacyl-coa | C01086 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-3-hydroxybutanoyl-coa | C03561 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-3-hydroxydodecanoyl-[acp] | C05757 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (r)-3-hydroxyhexanoyl-[acp] | C05747 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (r)-methylmalonyl-coa | C01213 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (r)-pantoate | C00522 | PAF | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (s)-2-(hydroxymethyl)glutarate | C16390 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-3-hydroxy-3-methylglutaryl-coa | C00356 | HMG | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (s)-3-hydroxybutanoyl-coa | C01144 | 3HC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (s)-3-hydroxydodecanoyl-coa | C05262 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-3-hydroxyhexadecanoyl-coa | C05258 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-3-hydroxyisobutyryl-coa | C06000 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-3-hydroxyoctanoyl-coa | C05266 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-3-hydroxytetradecanoyl-coa | C05260 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-hydroxydecanoyl-coa | C05264 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| (s)-hydroxyhexanoyl-coa | C05268 | 3H9 | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| (s)-methylmalonyl-coa | C00683 | MCA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| [(1r)-2,2,3-trimethyl-5-oxocyclopent-3-enyl]acetyl-coa | C07160 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| [dihydrolipoyllysine-residuesuccinyltransferase]s-glutaryldihydrolipoyllysine | C06157 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| [protein]-nomega-methyl-l-arginine | C04143 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 1,2-diacyl-3-beta-d-galactosyl-sn-glycerol | C03692 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 10-formyltetrahydrofolylpolyglutamate | C05929 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 11,12,15-theta | C14782 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 11,12-dhet | C14774 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 11,12-eet | C14770 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 11,14,15-theta | C14814 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 11beta,17alpha,21-trihydroxy-5beta-pregnane-3,20-dione | C05471 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11beta,17beta-dihydroxy-4-androsten-3-one | C18075 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11beta,21-dihydroxy-3,20-oxo-5beta-pregnan-18-al | C05473 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11beta,21-dihydroxy-5beta-pregnane-3,20-dione | C05475 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11beta-hydroxyandrost-4-ene-3,17-dione | C05284 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11-dehydrocorticosterone | C05490 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 11h-14,15-eeta | C14813 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 12(13)-epome | C14826 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 14,15-dhet | C14775 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 14,15-eet | C14771 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 15(s)-hpete | C05966 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 15-cis-phytoene | C05421 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 15-keto-prostaglandinf2alpha | C05960 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 16(r)-hete | C14778 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 16alpha-hydroxydehydroepiandrosterone | C05139 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 16alpha-hydroxyestrone | C05300 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 16-glucuronide-estriol | C05504 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 17alpha,21-dihydroxy-5beta-pregnane-3,11,20-trione | C05469 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 17alpha-hydroxyprogesterone | C01176 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 17beta-hydroxyandrostan-3-one | C03917 | DHT | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 19(s)-hete | C14749 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 1-acyl-sn-glycero-3-phosphoethanolamine | C04438 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 1-hydroxy-2-methyl-2-butenyl4-diphosphate | C11811 | H6P | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| 1-octanol | C00756 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 1-radyl-2-acyl-sn-glycero-3-phosphocholine | C05212 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-(acetamidomethylene)succinate | C01215 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-(alpha-d-mannosyl)-3-phosphoglycerate | C11516 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2,2-dialkylglycine | C02623 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2,3,5-trichlorodienelactone | C18242 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2,3-bis-(o-phytanyl)-sn-glycerol1-phosphate | C20518 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2,3-bis-o-(geranylgeranyl)glycerol1-phosphate | C04638 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2,3-dehydroacyl-coa | C00605 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2,3-dihydroxy-3-methylbutanoate | C04039 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 21-hydroxy-5beta-pregnane-3,11,20-trione | C05477 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine | C04598 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-acyl-sn-glycero-3-phosphoethanolamine | C05973 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-acyl-sn-glycero-3-phosphoserine | C05974 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-aminobenzoylacetyl-coa | C21452 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-formylglutarate | C16159 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-hexaprenyl-3-methyl-6-methoxy-1,4-benzoquinone | C05804 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-hexaprenyl-6-methoxy-1,4-benzoquinone | C05803 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-hydroxy-2,4-pentadienoate | C00596 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-hydroxyestradiol | C05301 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-hydroxyestrone | C05298 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-hydroxyglutaryl-coa | C03058 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-iminobutanoate | C20905 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-isopropylmaleate | C02631 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-methoxy-17beta-estradiol | C05302 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-methoxy-6-all-trans-polyprenyl-1,4-benzoquinol | C19858 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-methoxy-estradiol-17beta3-glucuronide | C11131 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-methoxyestrone | C05299 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-methoxyestrone3-glucuronide | C11132 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 2-methylacetoacetyl-coa | C03344 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-methylbut-2-enoyl-coa | C03345 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-methylmaleate | C02226 | CIZ | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-methylprop-2-enoyl-coa | C03460 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-o-(alpha-d-mannopyranosyl)-d-glycerate | C11544 | 2M8 | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| 2-octaprenyl-3-methyl-6-methoxy-1,4-benzoquinone | C05814 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-octaprenyl-6-methoxy-1,4-benzoquinone | C05813 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-oxo-4-methylthiobutanoate | C01180 | KMT | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 2-trans,6-trans-farnesal | C03461 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 2-trans-dodecenoyl-coa | C03221 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-[(3as,4s,7as)-7a-methyl-1,5-dioxo-octahydro-1h-inden-4-yl]propanoate | C20199 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3alpha,11beta,21-trihydroxy-20-oxo-5beta-pregnan-18-al | C05474 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,12alpha-dihydroxy-7-oxo-5beta-cholan-24-oate | C04643 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,20alpha,21-trihydroxy-5beta-pregnan-11-one | C05483 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,21-dihydroxy-5beta-pregnane-11,20-dione | C05478 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,7alpha,12alpha,24-tetrahydroxy-5beta-cholestanoyl-coa | C05450 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3alpha,7alpha,12alpha-trihydroxy-5beta-24-oxocholestanoyl-coa | C05467 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3alpha,7alpha,12alpha-trihydroxy-5beta-cholestane | C05454 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,7alpha,24-trihydroxy-5beta-cholestanoyl-coa | C05448 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3alpha,7alpha,26-trihydroxy-5beta-cholestane | C05444 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,7alpha-dihydroxy-5beta-24-oxocholestanoyl-coa | C05449 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3alpha,7alpha-dihydroxy-5beta-cholestan-26-al | C05445 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,7alpha-dihydroxy-5beta-cholestanate | C04554 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha,7alpha-dihydroxy-5beta-cholestane | C05452 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3alpha-hydroxysteroid | C03072 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3-beta-d-galactosyl-sn-glycerol | C05401 | RGG | Organic compounds | Lipids and lipid-like molecules | Glycerolipids | |
| 3beta-hydroxyandrost-5-en-17-one | C01227 | AND | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| 3beta-hydroxyandrost-5-en-17-one3-sulfate | C04555 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3beta-hydroxypregn-5-en-20-onesulfate | C18044 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 3-chloro-2-methyldienelactone | C18309 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hexenol | C08492 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-2,6-dimethyl-5-methylene-heptanoyl-coa | C11947 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-5-methylhex-4-enoyl-coa | C16469 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-5-oxohexanoyl-coa | C16273 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxybutanoyl-coa | C05116 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxyisovaleryl-coa | C05998 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-opc4-coa | C16337 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-opc6-coa | C16333 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxy-opc8-coa | C16329 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxypimeloyl-coa | C06714 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-hydroxypropionyl-coa | C05668 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-methylcrotonyl-coa | C03069 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-methylglutaconyl-coa | C03231 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxoacyl-coa | C00264 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxoadipyl-coa | C02232 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxodecanoyl-coa | C05265 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxododecanoyl-coa | C05263 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxohexanoyl-coa | C05269 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxooctanoyl-coa | C05267 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxo-opc4-coa | C16338 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxo-opc6-coa | C16334 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxo-opc8-coa | C16330 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxopalmitoyl-coa | C05259 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxopimeloyl-coa | C06715 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 3-oxotetradecanoyl-coa | C05261 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-(2-carboxyphenyl)-4-oxobutanoyl-coa | C03160 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanolglucuronide | C19605 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-carboxy-2-hydroxymuconatesemialdehyde | C04484 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-chlorobenzoyl-coa | C06387 | 01A | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| 4-cholesten-7alpha,12alpha-diol-3-one | C17339 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 4-fluorobenzoyl-coa | C02802 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-trimethylammoniobutanoate | C01181 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 4-trimethylammoniobutanoyl-coa | C20749 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 5,6-dhet | C14772 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 5,6-eet | C14768 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 5alpha-androstane-3,17-dione | C00674 | 5SD | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5-androstene-3,17-dione | C20252 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5beta-androstane-3,17-dione | C03772 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5beta-cholestan-3-one | C03091 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5beta-dihydrotestosterone | C05293 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5beta-pregnane-3,20-dione | C05479 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 5-carboxy-2-pentenoyl-coa | C14144 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 5-hydroxyferuloyl-coa | C12203 | FRE | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| 5-methyl-3-oxo-4-hexenoyl-coa | C16471 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 5-methylhex-4-enoyl-coa | C16470 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 6-carboxyhexanoyl-coa | C01063 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 7,8-diaminononanoate | C01037 | DNN | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| 7alpha,12alpha-dihydroxy-5alpha-cholestan-3-one | C05458 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7alpha,12alpha-dihydroxy-5beta-cholestan-3-one | C05453 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7alpha-hydroxy-5beta-cholestan-3-one | C05451 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7alpha-hydroxyandrost-4-ene-3,17-dione | C05296 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7alpha-hydroxycholest-4-en-3-one | C05455 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7alpha-hydroxytestosterone | C05291 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| 7-methyl-3-oxo-6-octenoyl-coa | C16466 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 8,11,14-eicosatrienoyl-coa | C03595 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 8,9-dhet | C14773 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 8,9-eet | C14769 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 8-amino-7-oxononanoate | C01092 | KAP | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| 9(10)-epome | C14825 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| 9-cis-retinal | C16681 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| 9-cis-retinoicacid | C15493 | REA | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| acetoacetyl-coa | C00332 | CAA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| acetyl-coa | C00024 | ACO | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| acryloyl-coa | C00894 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| acylcholine | C01777 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| adipate | C06104 | 0L1 | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| adipatesemialdehyde | C06102 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| adrenosterone | C05285 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| aldosterone | C01780 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| alkylsulfenate | C02245 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| all-trans-18-hydroxyretinoicacid | C16679 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-4-hydroxyretinoicacid | C16677 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-5,6-epoxyretinoicacid | C16680 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-lycopene | C05432 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-neurosporene | C05431 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-phytofluene | C05414 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-retinoyl-beta-glucuronide | C11061 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| all-trans-zeta-carotene | C05430 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| alpha,alpha'-trehalose6,6'-bismycolate | C04465 | n/a | Organic compounds | Lipids and lipid-like molecules | Saccharolipids | |
| alpha,alpha'-trehalose6-mycolate | C04218 | n/a | Organic compounds | Lipids and lipid-like molecules | Saccharolipids | |
| alpha-aminoacidester | C03317 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| alpha-D-GalNAc-(1-3)-alpha-D-GalNAc-diphospho-ditrans | C20621 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| alpha-hydroxyfattyacid | C05102 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| alpha-isopropylmalate | C02504 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| androsta-1,4-diene-3,17-dione | C20144 | ANB | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| androstan-3alpha,17beta-diol | C03852 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| androstenediol | C04295 | B81 | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| androstenedione | C00280 | ASD | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| androsterone | C00523 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| androsteroneglucuronide | C11135 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| anthraniloyl-coa | C02247 | COW | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| arachidonate | C00219 | ACD | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| arachidonyl-coa | C02249 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| benzoylacetyl-coa | C07118 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| benzoyl-coa | C00512 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| benzoylsuccinyl-coa | C09820 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| butanoicacid | C00246 | BUA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| butanoyl-coa | C00136 | BCO | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| caffeoyl-coa | C00323 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| cdp-glycerol | C00513 | C2G | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | Biologically significant ligand; |
| cholest-4-en-3-one | C00599 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cholesterol | C00187 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cholesterolsulfate | C18043 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cholicacid | C00695 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cinnamoyl-coa | C00540 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| cis-2-methyl-5-isopropylhexa-2,5-dienoyl-coa | C11946 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| cis-trans-nepetalactol | C09804 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| coa-disulfide | C02015 | n/a | Organic compounds | Lipids and lipid-like molecules | Alkyl-CoA disulfides | |
| corticosterone | C02140 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cortisol | C00735 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cortisone | C00762 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cortol | C05482 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| cortolone | C05481 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| crotonoyl-coa | C00877 | COO | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| cyanohydrin | C05712 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| decanoyl-[acp] | C05755 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| decanoyl-coa | C05274 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| d-erythro-3-methylmalate | C06032 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| dialkylketone | C02146 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| dihydro-4-coumaroyl-coa | C21913 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| dihydrolipoamide | C00579 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| dimethylallyldiphosphate | C00235 | DMA | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| dimethylallylphosphate | C21214 | 4LR | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| ditrans,polycis-polyprenyldiphosphate | C05859 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| di-trans,poly-cis-undecaprenyldiphosphate | C04574 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| dl-glycerol1-phosphate | C03189 | n/a | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | |
| d-man-alpha-(1- | C19855 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| dodecanoicacid | C02679 | DAO | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| eicosanoyl-coa | C02041 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| epiandrosterone | C07635 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| estradiol-17beta | C00951 | EST | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| estradiol-17beta3-glucuronide | C05503 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| estriol | C05141 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| estrone | C00468 | J3Z | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| estrone3-sulfate | C02538 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| estroneglucuronide | C11133 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| etiocholan-3alpha-ol-17-one3-glucuronide | C11136 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| etiocholanolone | C04373 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| farnesoicacid | C16502 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| feruloyl-coa | C00406 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| feruloyl-diketide-coa | C17741 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| gamma-linolenoyl-coa | C03035 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| geranyldiphosphate | C00341 | GPP | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| geranylgeranyldiphosphate | C00353 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| glutaconyl-1-coa | C02411 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| glutaryl-coa | C00527 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| glycolithocholate | C15557 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| glycolithocholate3-sulfate | C11301 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| hexadecenal | C06123 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| hexanoyl-coa | C05270 | HXC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| hn | C00205 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| icosanoicacid | C06425 | DCR | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| iminoarginine | C21026 | IAR | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| isocaprenoyl-coa | C21090 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| isopentenyldiphosphate | C00129 | IPE | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| isopentenylphosphate | C20345 | IP8 | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Biologically significant ligand; |
| itaconate | C00490 | ITN | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| itaconyl-coa | C00531 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| lauroyl-coa | C01832 | DCC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| l-carnitinyl-coa | C20750 | CCQ | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| l-fuculose | C01721 | CVU | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| linoleate | C01595 | EIC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| linoleoyl-coa | C02050 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| long-chaincarboxylate | C00347 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| malonyl-coa | C00083 | MLC | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| menaquinol | C05819 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| monocarboxylate | C00060 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| n-(4-aminobutylidene)-[enzyme]-lysine | C15854 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| n-(6-aminohexanoyl)-6-aminohexanoate | C01255 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| n-acetyl-alpha-d-galactosaminyl-diphospho-ditrans,octacis-undecaprenol | C20620 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| n-acyl-d-mannosamine | C00625 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| ndp-alpha-d-glucose | C15541 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| n-methylanthraniloyl-coa | C12092 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| octadecanoicacid | C01530 | STE | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| octanoyl-coa | C01944 | CO8 | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| oleamide | C19670 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| oleoyl-coa | C00510 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| opc4-coa | C16335 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| opc6-coa | C16331 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| o-phosphoseryl-trna(cys) | C17022 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| o-phosphoseryl-trna(sec) | C16638 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| oxalyl-coa | C00313 | OXK | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| palmitaldehyde | C00517 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| palmitate | C00249 | PLM | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| palmitoyl-coa | C00154 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| p-coumaroyl-coa | C00223 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| p-coumaroyl-diketide-coa | C17740 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| perillicacid | C11924 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| perillylaldehyde | C02576 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| phenylacetyl-coa | C00582 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| phosphatidylinositol-3,4,5-trisphosphate | C05981 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| phosphatidylserine | C02737 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| phospholipidcyclopropanefattyacid | C04340 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| phylloquinol | C03313 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| Phylloquinone | C02059 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| phytyldiphosphate | C05427 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| pregnanediol | C05484 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| pregnanolone | C05480 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| pregnenolone | C01953 | PLO | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| progesterone | C00410 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| propanoyl-coa | C00100 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| prostaglandine2 | C00584 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| prostaglandinf2alpha | C00639 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| proteinl-glutamatemethylester | C04142 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| proteinl-isoaspartatemethylester | C04311 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| proteinn6-(dihydrolipoyl)lysine | C16832 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| proteinn6-(lipoyl)lysine | C16237 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| proteinn6,n6,n6-trimethyl-l-lysine | C05546 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| proteinn6,n6-dimethyl-l-lysine | C05545 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| proteinn6-methyl-l-lysine | C05544 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| pyranoside | C15594 | n/a | Organic compounds | Lipids and lipid-like molecules | Glycerolipids | |
| retinal | C00376 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| retinoate | C00777 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| retinol | C00473 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| sinapoyl-coa | C00411 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| sn-glycero-3-phosphocholine | C00670 | n/a | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | |
| sn-glycero-3-phosphoethanolamine | C01233 | GPE | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | |
| sn-glycerol1-phosphate | C00623 | n/a | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | |
| sn-glycerol3-phosphate | C00093 | 1GP | Organic compounds | Lipids and lipid-like molecules | Glycerophospholipids | Biologically significant ligand; |
| sphinganine1-phosphate | C01120 | n/a | Organic compounds | Lipids and lipid-like molecules | Sphingolipids | |
| sphingosine1-phosphate | C06124 | n/a | Organic compounds | Lipids and lipid-like molecules | Sphingolipids | |
| stearoyl-coa | C00412 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| steroidester | C15506 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| steroidlactone | C15507 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| succinatesemialdehyde | C00232 | SSN | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| succinyl-coa | C00091 | SCA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| taurolithocholate | C02592 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| taurolithocholatesulfate | C03642 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| testosterone | C00535 | TES | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| testosteroneacetate | C03027 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| testosteroneglucuronide | C11134 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| tetradecanoicacid | C06424 | MYR | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| tetradecanoyl-coa | C02593 | MYA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| tetrahydrocorticosterone | C05476 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| tetrahydrocortisone | C05470 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| thioredoxindisulfide | C00343 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans,octacis-decaprenyldiphosphate | C18321 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-2-enoyl-coa | C00658 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-2-enoyl-opc4-coa | C16336 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-2-enoyl-opc6-coa | C16332 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-2-enoyl-opc8-coa | C16328 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-2-methyl-5-isopropylhexa-2,5-dienoyl-coa | C11945 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-dec-2-enoyl-[acp] | C05754 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-dec-2-enoyl-coa | C05275 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-dodec-2-enoyl-[acp] | C05758 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-hex-2-enoyl-[acp] | C05748 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-hex-2-enoyl-coa | C05271 | TC6 | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Biologically significant ligand; |
| trans-hexadec-2-enoyl-[acp] | C05763 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-hexadec-2-enoyl-coa | C05272 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-oct-2-enoyl-coa | C05276 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| trans-tetradec-2-enoyl-[acp] | C05760 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| trans-tetradec-2-enoyl-coa | C05273 | n/a | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | |
| ubiquinone | C00399 | UQ2 | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Biologically significant ligand; |
| urocortisol | C05472 | n/a | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | |
| vitamink | C01628 | n/a | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | |
| (2s)-lactyl-2-diphospho-5'-guanosine | C19155 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| (6r)-6beta-hydroxy-1,4,5,6-tetrahydronicotinamide-adeninedinucleotide | C20482 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| (6r)-6beta-hydroxy-1,4,5,6-tetrahydronicotinamide-adeninedinucleotidephosphate | C20483 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| (6s)-6beta-hydroxy-1,4,5,6-tetrahydronicotinamide-adeninedinucleotide | C04856 | NAX | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| (6s)-6beta-hydroxy-1,4,5,6-tetrahydronicotinamide-adeninedinucleotidephosphate | C04899 | NPW | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| (phosphate)n | C00404 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 1-(5-phospho-beta-d-ribosyl)-atp | C02739 | PRT | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| 1-(5'-phosphoribosyl)-5-amino-4-imidazolecarboxamide | C04677 | AMZ | Organic compounds | Nucleosides, nucleotides, and analogues | Imidazole ribonucleosides and ribonucleotides | Biologically significant ligand; |
| 1-(5'-phosphoribosyl)-5-formamido-4-imidazolecarboxamide | C04734 | FAI | Organic compounds | Nucleosides, nucleotides, and analogues | Imidazole ribonucleosides and ribonucleotides | Biologically significant ligand; |
| 1,2-dihydro-beta-nad | C21423 | TXD | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| 1,6-dihydro-beta-nad | C21424 | 6V0 | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| 1-phosphatidyl-1d-myo-inositol | C01194 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| 1-phosphatidyl-d-myo-inositol4,5-bisphosphate | C04637 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Glycinamide ribonucleotides | |
| 2-arylpropionate | C06389 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| 2'-deoxy-5-hydroxymethylcytidine-5'-triphosphate | C11039 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 3',5'-cyclicdigmp | C16463 | C2E | Organic compounds | Nucleosides, nucleotides, and analogues | (3'->5')-dinucleotides and analogues | |
| 3',5'-cyclicgmp | C00942 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 3'-amp | C01367 | 3AM | Organic compounds | Nucleosides, nucleotides, and analogues | Ribonucleoside 3'-phosphates | |
| 3'-cmp | C05822 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 3'-dephospho-coa | C00882 | COD | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| 3'-Phosphoadenylyl_sulfate | C00053 | PPS | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| 3'-phosphoadenylylselenate | C05696 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 3'-ump | C01368 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Ribonucleoside 3'-phosphates | |
| 4-(cytidine5'-diphospho)-2-c-methyl-d-erythritol | C11435 | CDM | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| 5-deoxy-5-chloroadenosine | C19768 | 5CD | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| 5'-deoxy-5'-fluoroadenosine | C19766 | 5FD | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| 5'-deoxy-5-fluorocytidine | C16635 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| 5'-deoxy-5-fluorouridine | C12739 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| 5'-deoxyadenosine | C05198 | 5AD | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| 5-fluorodeoxyuridine | C11736 | ID2 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| 5-fluorodeoxyuridinediphosphate | C21750 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 5-fluorodeoxyuridinemonophosphate | C04242 | 5IU | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| 5-fluorodeoxyuridinetriphosphate | C21751 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 5-fluorouridine | C16633 | 5UD | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| 5-fluorouridinediphosphate | C21748 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 5-fluorouridinemonophosphate | C16634 | 5FU | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 5-fluorouridinetriphosphate | C21749 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| 5'-phosphoguanylyl(3'->5')guanosine | C18076 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (3'->5')-dinucleotides and analogues | |
| 5'-phosphoribosylglycinamide | C03838 | GAR | Organic compounds | Nucleosides, nucleotides, and analogues | Glycinamide ribonucleotides | Biologically significant ligand; |
| 6-amino-6-deoxyfutalosine | C20773 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| 6-methylthioguanosinemonophosphate | C16620 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 6-methylthiopurine5'-monophosphateribonucleotide | C16615 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 6-thioguanosinemonophosphate | C16619 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 6-thioinosine-5'-monophosphate | C04646 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 6-thioxanthine5'-monophosphate | C16618 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| 7-methylxanthosine | C16352 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| acetyladenylate | C05993 | 6R9 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| acyl-coa | C00040 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| adenosine | C00212 | XYA | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| adenosine3',5'-bisphosphate | C00054 | A3P | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| adenosine-gdp-cobinamide | C06510 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| adenylyl-molybdopterin | C19848 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Molybdopterin dinucleotides | |
| adenylylselenate | C05686 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| adenylylsulfate | C00224 | ADX | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| ADP | C00008 | LA8 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| adp-alpha-d-glucose | C00498 | ADQ | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| adp-d-glycero-beta-d-manno-heptose | C06397 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| adp-l-glycero-beta-d-manno-heptose | C06398 | AQH | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| adp-ribose | C00301 | APR | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| alpha-nadh | C20744 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| alpha-nadph | C20745 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| AMP | C00020 | A | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; UniProt cofactor |
| ATP | C00002 | ATP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| beta-nicotinamided-ribonucleotide | C00455 | NMN | Organic compounds | Nucleosides, nucleotides, and analogues | Pyridine nucleotides | Biologically significant ligand; |
| beta-nicotinated-ribonucleotide | C01185 | NCN | Organic compounds | Nucleosides, nucleotides, and analogues | Pyridine nucleotides | Biologically significant ligand; |
| capecitabine | C12650 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| CDP | C00112 | CDF | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cdp-1l-myo-inositol | C19794 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cdp-3,6-dideoxy-d-mannose | C03599 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cdp-4-dehydro-6-deoxy-d-glucose | C01219 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cdp-alpha-d-paratose | C03598 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cdp-choline | C00307 | CDC | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cdp-ethanolamine | C00570 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cdp-glucose | C00501 | C5G | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cdp-ribitol | C00789 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| CMP | C00055 | C | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cmp-2-aminoethylphosphonate | C05673 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cmp-3-deoxy-d-manno-octulosonate | C04121 | CMK | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cmp-n-acetylneuraminate | C00128 | NCC | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cmp-n-glycoloylneuraminate | C03691 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cmp-n-trimethyl-2-aminoethylphosphonate | C05674 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| CoA | C00010 | COA | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| CTP | C00063 | CTP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| cyclobutadipyrimidine | C03103 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| cytidine | C00475 | CTN | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| dADP | C00206 | DAT | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| dAMP | C00360 | D5M | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dATP | C00131 | DTP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dCDP | C00705 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dCMP | C00239 | DCM | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dCTP | C00458 | DCP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| deamido-nad | C00857 | DND | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Biologically significant ligand; |
| deoxyadenosine | C00559 | 3D1 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| deoxycytidine | C00881 | DCZ | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| deoxyguanosine | C00330 | GNG | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| deoxyinosine | C05512 | 2ND | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| deoxyuridine | C00526 | DUR | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| dGDP | C00361 | DGI | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dGMP | C00362 | DGP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| dGTP | C00286 | DGT | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dIDP | C01344 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dIMP | C06196 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dITP | C01345 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| dTDP | C00363 | TYD | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dtdp-3,4-didehydro-2,6-dideoxy-alpha-d-glucose | C06620 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-3-amino-3,4,6-trideoxy-alpha-d-glucose | C11910 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-3-amino-3,6-dideoxy-d-glucose | C11925 | T3Q | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dtdp-3-oxo-4,6-dideoxy-d-glucose | C11909 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-acetamido-4,6-dideoxy-d-glucose | C06018 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-amino-4,6-dideoxy-alpha-d-galactose | C04346 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-amino-4,6-dideoxy-d-glucose | C04268 | 0FX | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-dehydro-2,6-dideoxy-alpha-d-glucose | C11922 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-dehydro-6-deoxy-alpha-d-glucose | C11907 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-4-dehydro-beta-l-rhamnose | C00688 | T46 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dtdp-alpha-d-glucose | C00842 | DAU | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dtdp-d-desosamine | C11911 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-d-mycaminose | C11933 | QDM | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dtdp-galactose | C02097 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-l-epivancosamine | C12321 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-l-rhamnose | C03319 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dtdp-l-vancosamine | C12322 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dTMP | C00364 | TMP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dTTP | C00459 | TTP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| dUDP | C01346 | DUD | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dUMP | C00365 | DU | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| dUTP | C00460 | DUT | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| FAD | C00016 | FAD | Organic compounds | Nucleosides, nucleotides, and analogues | Flavin nucleotides | Biologically significant ligand; UniProt cofactor |
| FADH2 | C01352 | FDA | Organic compounds | Nucleosides, nucleotides, and analogues | Flavin nucleotides | Biologically significant ligand; |
| FMN | C00061 | FMN | Organic compounds | Nucleosides, nucleotides, and analogues | Flavin nucleotides | Biologically significant ligand; UniProt cofactor |
| FMNH2 | C01847 | FNR | Organic compounds | Nucleosides, nucleotides, and analogues | Flavin nucleotides | Biologically significant ligand; |
| formyl-coa | C00798 | FYN | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| GDP | C00035 | GDP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-4-amino-4,6-dideoxy-alpha-d-mannose | C20638 | JB2 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| gdp-4-dehydro-6-deoxy-d-mannose | C01222 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| gdp-4-keto-6-l-deoxygalactose | C14830 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| gdp-alpha-d-rhamnose | C03117 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| gdp-beta-l-fucose | C00325 | GFB | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-d-mannuronate | C00976 | GDX | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-l-galactose | C02280 | GDC | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-l-gulose | C15925 | GKE | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-mannose | C00096 | GDD | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| gdp-valienol | C21368 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| GMP | C00144 | G | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| GTP | C00044 | GTP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| guanosine | C00387 | GMP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| guanosine3',5'-bis(diphosphate) | C01228 | G4P | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| guanosine3'-diphosphate5'-triphosphate | C04494 | 0O2 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| guanosine3'-phosphate | C06193 | 3GP | Organic compounds | Nucleosides, nucleotides, and analogues | Ribonucleoside 3'-phosphates | |
| guanylylmolybdenumcofactor | C19871 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Molybdopterin dinucleotides | |
| IDP | C00104 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| IMP | C00130 | IMP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| inosine | C00294 | NOS | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| isopentenyladenosine-5'-diphosphate | C16426 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| isopentenyladenosine-5'-triphosphate | C16424 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| ITP | C00081 | ITT | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| lipoyl-amp | C16238 | LAQ | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| l-threonylcarbamoyladenylate | C20641 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| methylthioadenosine | C00170 | MTA | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| Mo-bis(molybdopteringuaninedinucleotide) | n/a | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Molybdopterin dinucleotides | UniProt cofactor |
| n1-(5-phospho-alpha-d-ribosyl)-5,6-dimethylbenzimidazole | C04778 | RBZ | Organic compounds | Nucleosides, nucleotides, and analogues | Benzimidazole ribonucleosides and ribonucleotides | Biologically significant ligand; |
| n2-formyl-n1-(5-phospho-d-ribosyl)glycinamide | C04376 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Glycinamide ribonucleotides | |
| n6-(1,2-dicarboxyethyl)-amp | C03794 | 2SA | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| n6-(delta2-isopentenyl)-adenosine5'-monophosphate | C04713 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| n6-(udp-n-acetyl-alpha-d-muramoyl-l-alanyl-gamma-d-glutamyl)-d-lysine | C19720 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| n7-methyl-gmp | C03998 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| n7-methylguanosine | C20674 | MG7 | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| n-acyl-d-mannosamine6-phosphate | C00686 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| n-acylneuraminate9-phosphate | C01200 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| NAD | C00003 | NAD | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Biologically significant ligand; UniProt cofactor |
| NADH | C00004 | NAI | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Biologically significant ligand; UniProt cofactor |
| NADP | C00006 | NAP | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Biologically significant ligand; UniProt cofactor |
| NADPH | C00005 | NDP | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | Biologically significant ligand; UniProt cofactor |
| n-d-ribosylpurine | C15586 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| orotidine5'-phosphate | C01103 | OMP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| p1,p3-bis(5'-adenosyl)triphosphate | C06197 | BA3 | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| p1,p4-bis(5'-adenosyl)tetraphosphate | C01260 | B4P | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| p1,p4-bis(5'-guanosyl)tetraphosphate | C01261 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| p1,p4-bis(5'-uridyl)tetraphosphate | C06198 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| p1,p4-bis(5'-xanthosyl)tetraphosphate | C04392 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | (5'->5')-dinucleotides | |
| peptide2-(3-carboxy-3-aminopropyl)-l-histidine | C04441 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| phosphatidylethanolamine | C00350 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| prenylatedfmnh2 | C21215 | 4LU | Organic compounds | Nucleosides, nucleotides, and analogues | Flavin nucleotides | Biologically significant ligand; |
| propionyladenylate | C05983 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| pseudouridine | C02067 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Nucleoside and nucleotide analogues | |
| purine2'-deoxyribonucleoside | C20463 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| pyrimidine5'-deoxynucleotide | C08249 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| pyrimidinenucleoside | C03169 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| ribonucleoside | C00911 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | |
| s-adenosyl3-(methylthio)propylamine | C01137 | S4M | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| s-adenosyl-4-methylthio-2-oxobutanoate | C04425 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| s-adenosylhomocysteine | C00021 | SAH | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| SAM | C00019 | SAM | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | Biologically significant ligand; |
| se-adenosyl-l-selenohomocysteine | C05692 | SAI | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| se-adenosylselenomethionine | C05691 | EEM | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| s-methyl-5'-thioinosine | C19787 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | 5'-deoxyribonucleosides | |
| thymidine | C00214 | THM | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| trnacontaining2-thiouridine | C17322 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| trnacytosine | C17325 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| UDP | C00015 | UDP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-2,4-bis(acetamido)-2,4,6-trideoxy-beta-l-altropyranose | C19971 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-2-acetamido-2,6-dideoxy-beta-l-arabino-hexos-4-ulose | C19823 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-2-acetamido-2-deoxy-alpha-d-ribo-hex-3-uluronate | C20395 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-2-acetamido-3-amino-2,3-dideoxy-alpha-d-glucuronate | C20359 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-2-acetamido-4-dehydro-2,6-dideoxyglucose | C04613 | UD7 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-4-amino-4,6-dideoxy-n-acetyl-beta-l-altrosamine | C19961 | UD4 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-6-sulfoquinovose | C11521 | USQ | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-alpha-d-galactofuranose | C03733 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-alpha-d-galactopyranose | C00052 | UFM | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-alpha-d-glucose | C00029 | UPG | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-beta-l-threo-pentapyranos-4-ulose | C16155 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-d-glucuronate | C00167 | UGA | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-d-xylose | C00190 | UDX | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-l-ara4fn | C16154 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-l-ara4n | C16153 | G3N | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-l-arabinofuranose | C18094 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-l-arabinose | C00935 | UAD | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-n,n'-diacetylbacillosamine | C20357 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-2-amino-2-deoxy-d-glucuronate | C04573 | HP7 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-n-acetyl-alpha-d-glucosamine | C00043 | UD2 | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-n-acetyl-alpha-d-glucosamine3'-phosphate | C20245 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-alpha-d-muramate | C01050 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-alpha-d-muramoyl-l-alanine | C01212 | UMA | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-n-acetyl-alpha-d-muramoyl-l-alanyl-gamma-d-glutamyl-l-lysine | C05892 | UML | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| udp-n-acetyl-alpha-d-muramoyl-l-alanyl-gamma-d-glutamyl-meso-2,6-diaminoheptanedioate | C04877 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetylbacillosamine | C04630 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-d-galactosamine | C00203 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-d-mannosamine | C01170 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetyl-d-mannosaminouronate | C06240 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | |
| udp-n-acetylmuramoyl-l-alanyl-d-glutamate | C00692 | UAG | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| UMP | C00105 | U | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| uridine | C00299 | URI | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Biologically significant ligand; |
| UTP | C00075 | UTP | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Biologically significant ligand; |
| xanthosine | C01762 | 4UO | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Biologically significant ligand; |
| xanthosine5'-phosphate | C00655 | XMP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Biologically significant ligand; |
| XTP | C00700 | n/a | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | |
| (-)-threo-iso(homo)2-citrate | C16597 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (-)-threo-iso(homo)3-citrate | C16600 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (1e)-4-oxobut-1-ene-1,2,4-tricarboxylate | C04434 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (1e,3e)-4-hydroxybuta-1,3-diene-1,2,4-tricarboxylate | C04324 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (1r)-glutathionyl-(2r)-hydroxy-1,2-dihydronaphthalene | C14793 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (1r)-hydroxy-(2r)-glutathionyl-1,2-dihydronaphthalene | C14791 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (1r,6r)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate | C05817 | 164 | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| (1s)-hydroxy-(2s)-glutathionyl-1,2-dihydronaphthalene | C14792 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (2r)-3-sulfolactate | C11537 | 3SL | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| (2r)-o-phospho-3-sulfolactate | C11536 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (2r,4s)-2,4-diaminopentanoate | C03943 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (2r,5s)-2,5-diaminohexanoate | C05161 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (2s)-2-{[1-(r)-carboxyethyl]amino}pentanoate | C06326 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (2s)-2-isopropyl-3-oxosuccinate | C04236 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (2s)-2-phospholactate | C19156 | PEQ | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (2s,3s)-2,3-dihydro-2,3-dihydroxybenzoate | C04171 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| (2s,4s)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate | C20258 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (2s,5s)-trans-carboxymethylproline | C17366 | SSC | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| (3s)-3,6-diaminohexanoate | C01142 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (3s,5s)-3,5-diaminohexanoate | C01186 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (4r)-4-hydroxy-2-oxoglutarate | C05946 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (4s)-4,6-dihydroxy-2,5-dioxohexanoate | C04349 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (5-formylfuran-3-yl)methylphosphate | C20954 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (e)-2-(methoxycarbonylmethyl)butenedioate | C11515 | T8N | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| (e)-3-(methoxycarbonyl)pent-2-enedioate | C11514 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (e)-glutaconate | C02214 | G9A | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-(homo)2-citrate | C16583 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-(homo)3-citrate | C16598 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-1-aminopropan-2-ylphosphate | C04122 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (r)-2-hydroxyacid | C02489 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-2-hydroxybutane-1,2,4-tricarboxylate | C01251 | HCA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-2-hydroxypropyl-com | C11496 | n/a | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | |
| (r)-3-((r)-3-hydroxybutanoyloxy)butanoate | C04546 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| (r)-3-amino-2-methylpropanoate | C01205 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (r)-3-hydroxy-3-methyl-2-oxopentanoate | C14463 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (r)-3-hydroxybutanoate | C01089 | 3HR | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| (r)-3-ureidoisobutyrate | C21029 | n/a | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | |
| (r)-4-phosphopantoate | C18911 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (r)-4'-phosphopantothenate | C03492 | PAZ | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| (r)-5-phosphomevalonate | C01107 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| (s)-2,3,4,5-tetrahydropyridine-2-carboxylate | C00450 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-2-aceto-2-hydroxybutanoate | C06006 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (s)-2-acetolactate | C06010 | X2X | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (s)-2-aminobutanoate | C02356 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-2-aminohexano-6-lactam | C02837 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-2-chloropropanoate | C20608 | CNR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-2-haloacid | C02103 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-3-hydroxyisobutyrate | C06001 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| (s)-3-methyl-2-oxopentanoicacid | C00671 | 1QQ | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| (s)-4-amino-5-oxopentanoate | C03741 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-dihydroorotate | C00337 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-malate | C00149 | LMR | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| (s)-ureidoglycine | C02091 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (s)-ureidoglycolate | C00603 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| (z)-but-1-ene-1,2,4-tricarboxylate | C04002 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| [heparansulfate]-glucosamine | C17141 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| 1-(1-alkenyl)-sn-glycero-3-phosphate | C15646 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-(1-alkenyl)-sn-glycero-3-phosphoethanolamine | C04635 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1,2-diacyl-sn-glycerol3-phosphate | C00416 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 11beta-hydroxysteroid | C01058 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 11-oxosteroid | C01985 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 15h-11,12-eeta | C14781 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 1-aminocyclopropane-1-carboxylate | C01234 | 1AC | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| 1-nitro-5-glutathionyl-6-hydroxy-5,6-dihydronaphthalene | C14806 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-nitro-5-hydroxy-6-glutathionyl-5,6-dihydronaphthalene | C14805 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-nitro-7-glutathionyl-8-hydroxy-7,8-dihydronaphthalene | C14804 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-nitro-7-hydroxy-8-glutathionyl-7,8-dihydronaphthalene | C14803 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-phosphatidyl-1d-myo-inositol3,5-bisphosphate | C11556 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 1-pyrroline-5-carboxylate | C03912 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-(2-oxopropylthio)ethanesulfonate | C11497 | KPC | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | Biologically significant ligand; |
| 2-(methylthio)ethanesulfonate | C03920 | n/a | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | |
| 2-(s)-hydroxypropyl-com | C11498 | 1HS | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | Biologically significant ligand; |
| 2-(s-glutathionyl)acetylchloride | C14865 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-(s-glutathionyl)acetylglutathione | C14863 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2,3,4,5-tetrahydrodipicolinate | C03972 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2,3,5-trichloromaleylacetate | C18243 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2,3-diaminopropanoate | C06393 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2,3-dihydro-2-s-glutathionyl-3-hydroxybromobenzene | C14848 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2,4-dichloro-3-oxoadipate | C18244 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2,5-dichloro-4-oxohex-2-enedioate | C12835 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2,5-dioxopentanoate | C00433 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-[(2r,5z)-2-carboxy-4-methylthiazol-5(2h)-ylidene]ethylphosphate | C20246 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-[(3s)-3-carboxy-3-(methylamino)propyl]-l-histidine-[translationelongationfactor2] | C04692 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-acetolactate | C00900 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-acyl-sn-glycero-3-phosphocholine | C04233 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-amino-1,5-anhydro-2-deoxyglucitol | C21416 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-amino-3-oxo-4-phosphonooxybutyrate | C07335 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-aminobut-2-enoate | C17234 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-aminoethylphosphonate | C03557 | P7I | Organic compounds | Organic acids and derivatives | Organic phosphonic acids and derivatives | |
| 2-aminomalonatesemialdehyde | C11822 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-aminomuconatesemialdehyde | C03824 | 6OD | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-aryl-2-methylmalonate | C06388 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-bromomaleylacetate | C16249 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-chloro-3-oxoadipate | C12836 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-chloro-5-methylmaleylacetate | C18305 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-chloroacrylate | C20609 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 2-chloromaleylacetate | C06329 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-c-methyl-d-erythritol4-phosphate | C11434 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-dechloroethylifosfamide | C16555 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-dehydro-3-deoxy-6-phospho-d-galactonate | C01286 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-dehydro-3-deoxy-6-phospho-d-gluconate | C04442 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-dehydro-3-deoxy-d-galactonate | C01216 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-dehydro-3-deoxy-d-gluconate | C00204 | KDG | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 2-dehydropantoate | C00966 | KPL | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 2-deoxy-d-gluconate | C02782 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 2-deoxy-d-ribose5-phosphate | C00673 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-hydroxy-3-oxosuccinate | C03459 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-hydroxy-5-(methylthio)-3-oxopent-1-enylphosphate | C15651 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-hydroxy-6-ketononatrienedioate | C12624 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-hydroxy-6-oxo-(2'-aminophenyl)-hexa-2,4-dienoate | C08062 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-hydroxy-6-oxo-6-(4'-chlorophenyl)-hexa-2,4-dienoate | C06587 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate | C01273 | HPZ | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 2-hydroxy-6-oxonona-2,4-diene-1,9-dioate | C04479 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-hydroxybutanoicacid | C05984 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 2-hydroxyglutarate | C02630 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 2-maleylacetate | C02222 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-methyl-3-oxoadipate | C18307 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-oxo-3-hydroxy-4-phosphobutanoate | C06054 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-oxoadipate | C00322 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-oxobutanoate | C00109 | 2KT | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 2-oxoglutaramate | C00940 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 2-oxoglutarate | C00026 | AKG | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 2-phosphoglycolate | C00988 | PGA | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate | C16519 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-(imidazol-4-yl)-2-oxopropylphosphate | C01267 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 3,4-dihydro-3-hydroxy-4-s-glutathionylbromobenzene | C14847 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3,4-dihydroxy-l-phenylalanine | C00355 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-amino-2-oxopropylphosphate | C11638 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 3-chloro-2-methylmaleylacetate | C18310 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-dehydro-l-erythronate | C21612 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-dehydro-l-threonate | C03064 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-dehydropyranoside | C15595 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 3-dehydroquinate | C00944 | DQA | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| 3-hydroxy-2-methylpropanoate | C01188 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 3-hydroxy-3-methyl-2-oxobutanoicacid | C04181 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-hydroxy-5,9,17-trioxo-4,5,9,10-disecoandrosta-1(10),2-dien-4-oate | C04844 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-hydroxy-5-oxohexanoate | C16272 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 3-hydroxylidocaine | C16560 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-methyl-2-oxobutanoicacid | C00141 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-oxoadipate | C00846 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-oxoadipateenol-lactone | C03586 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-oxodecanoate | C20714 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-oxo-delta4-steroid | C00619 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-oxosteroid | C01876 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-phospho-d-glyceroylphosphate | C00236 | X15 | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| 3'-ribonucleotide | C02508 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-sulfino-l-alanine | C00606 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 3-sulfinylpyruvate | C05527 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-sulfopyruvate | C05528 | SPV | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 3-ureidopropanoate | C02642 | URP | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | Biologically significant ligand; |
| 4-(l-alanin-3-yl)-2-hydroxy-cis,cis-muconate6-semialdehyde | C04796 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4,5-dihydro-4-hydroxy-5-s-glutathionyl-benzo[a]pyrene | C14855 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-acetamidobutanoate | C02946 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-amino-1-piperidinecarboxylicacid | C16837 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-aminobutanoate | C00334 | ABU | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| 4-carboxy-2-hydroxy-6-methoxy-6-oxohexa-2,4-dienoate | C18345 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-carboxy-4-hydroxy-2-oxoadipate | C04115 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-glutathionylcyclophosphamide | C11583 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-guanidinobutanoate | C01035 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-hydroxy-l-threonine | C06056 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-methyl-2-oxopentanoate | C00233 | COI | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| 4-methylaminobutyrate | C15987 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-nitrophenylphosphate | C03360 | 4NP | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| 4-phospho-l-aspartate | C03082 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 4-phosphooxy-l-threonine | C06055 | 4TP | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| 5-(methylthio)-2,3-dioxopentylphosphate | C15650 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| 5-(n7-methyl5-triphosphoguanosine)-2'-o-methyladenosine-[mrna] | C01972 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 5-amino-2-oxopentanoicacid | C01110 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 5-amino-5-deoxy-3-dehydroshikimate | C12108 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 5-aminolevulinate | C00430 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 5-aminopentanamide | C00990 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 5-dehydro-2-deoxy-d-gluconate | C06892 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 5-dehydro-d-gluconate | C01062 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 5-formyltetrahydrofolate | C03479 | FFO | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 5-guanidino-2-oxopentanoate | C03771 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 5-methylmaleylacetate | C18306 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 5-oxoprolyl-peptide | C02805 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 6-amino-2-oxohexanoate | C03239 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| 6-hydroxyhexanoicacid | C06103 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| 7,8-dihydro-7-hydroxy-8-s-glutathionyl-benzo[a]pyrene | C14856 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| 7,8-dihydropteroylglutamate | C00415 | DHF | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| a47934 | C12016 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| acetamide | C06244 | ACM | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| acetate | C00033 | ACT | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| aceticester | C01883 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| acetoacetate | C00164 | AAE | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| acetylhydrazine | C07447 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| acetylphosphate | C00227 | UVW | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| acrylamide | C01659 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| acrylicacid | C00511 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| aflatoxinb1exo-8,9-epoxide-gsh | C11278 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| aldehyde | C00071 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| allantoate | C00499 | 1AL | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| alpha-aminoacid | C05167 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| alpha-d-xylose1-phosphate | C03737 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| alpha-fluoro-beta-alanine | C16632 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| alpha-fluoro-beta-ureidopropionicacid | C16631 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| bacilysin | C20942 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| benzylpenicilloicacid | C16672 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| beta-alanine | C00099 | BAL | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| beta-alanyl-n(pi)-methyl-l-histidine | C01262 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| betaine | C00719 | BET | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| beta-l-arabinose1-phosphate | C03906 | X1P | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| bis(glutathionyl)spermine | C16563 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| bis(glutathionyl)sperminedisulfide | C16564 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| carbamate | C01563 | n/a | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | |
| carbamoylphosphate | C00169 | CP | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| carboxyphosphate | C20969 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| carnosine | C00386 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| cephalosporinc | C00916 | CSC | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| chloroaceticacid | C06755 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| chloroorienticinb | C20721 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cholinesulfate | C00919 | n/a | Organic compounds | Organic acids and derivatives | Organic sulfuric acids and derivatives | |
| chorismate | C00251 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cis-(homo)2-aconitate | C20581 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cis-(homo)3-aconitate | C20582 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cis-3-chloroacrylicacid | C06615 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cis-4-hydroxy-d-proline | C03440 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cis-acetylacrylate | C07091 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| cis-aconitate | C00417 | TRA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| citrate | C00158 | CIT | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| coenzymef420 | C00876 | F42 | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| CoM | C03576 | COM | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | Biologically significant ligand; |
| creatine | C00300 | CRN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| creatinine | C00791 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cyclo(l-leucyl-l-leucyl) | C20514 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cyclo(l-leucyl-l-phenylalanyl) | C20519 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cyclo(l-tyrosyl-l-tyrosyl) | C20516 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cys-gly | C01419 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| cystathionine | C00542 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-2-aminohexano-6-lactam | C05328 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-4-hydroxyphenylglycine | C03493 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-alanine | C00133 | DAL | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| d-alanyl-(r)-lactate | C19694 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-alanyl-d-alanine | C00993 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-allo-isoleucine | C21092 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-aminoacid | C00405 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-arginine | C00792 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-aspartate | C00402 | DAS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-cysteine | C00793 | DCY | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| dechloroethylcyclophosphamide | C16550 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| dehydroalanine | C02218 | DHA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| delta1-pyrroline-5-carboxylate | C04322 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| desulfo-a47934 | C20759 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| desvancosaminyl-vancomycin | C20720 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-fireflyluciferin | C02740 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-glutamate | C00217 | DGL | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| d-glutamine | C00819 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-glycero-alpha-d-manno-heptose7-phosphate | C19878 | M7B | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| d-glycero-beta-d-manno-heptose7-phosphate | C07836 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| d-glycero-d-manno-heptose7-phosphate | C19882 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| dipyrromethane | n/a | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | UniProt cofactor |
| d-lysine | C00739 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-ornithine | C00515 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-proline | C00763 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| d-serine | C00740 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| enterochelin | C05821 | EB4 | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| ethanolaminephosphate | C00346 | OPE | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| fattyacid | C00162 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| fluoroacetate | C06108 | FAH | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| folate | C00504 | FOL | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| formamide | C00488 | ARF | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| formate | C00058 | FMT | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| fumarate | C00122 | FUM | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| gamma-l-glutamyl-l-2-aminobutyrate | C21015 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| gamma-l-glutamyl-l-cysteine | C00669 | 3GC | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| glutamate | C00302 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| Glutathione | C00051 | GSH | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| glutathioneamide | C19689 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glutathioneamidedisulfide | C19690 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glutathionedisulfide | C00127 | GDS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| glutathioneepisulfoniumion | C14874 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glutathionylaminopropylcadaverine | C16566 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glutathionylspermidine | C05730 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glutathionylspermine | C16562 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| glycine | C00037 | GLY | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| glycolate | C00160 | GOA | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| glyoxylate | C00048 | GLV | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| guanidinoacetate | C00581 | NMG | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| H2CO3 | C01353 | n/a | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | |
| haloacetate | C01812 | BXA | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| HCO3- | C00288 | BCT | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | Biologically significant ligand; |
| heparansulfatealpha-d-glucosaminide | C04384 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| hercynine | C05575 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| histone-l-lysine | C02415 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| homocarnosine | C00884 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| homoisocitrate | C05662 | 48Y | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| homotrypanothione | C16567 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| homotrypanothionedisulfide | C16568 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| hydroxyproline | C01157 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| hydroxypyruvate | C00168 | 3PY | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| hydroxyurea | C07044 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| hypotaurine | C00519 | n/a | Organic compounds | Organic acids and derivatives | Sulfinic acids and derivatives | |
| iminoerythrose4-phosphate | C12215 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| iminoglycine | C15809 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| iminosuccinate | C05840 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| isochorismate | C00885 | ISC | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Biologically significant ligand; |
| isocitrate | C00311 | ICT | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-1-pyrroline-3-hydroxy-5-carboxylate | C04281 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-2-amino-3-oxobutanoicacid | C03508 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-2-amino-6-oxoheptanedioate | C03871 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-2-aminoadipate | C00956 | UN1 | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-2-aminoadipate6-semialdehyde | C04076 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-3,4-dihydroxybutan-2-one4-phosphate | C15556 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| l-3-aminoisobutanoate | C03284 | BIB | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-4-hydroxyglutamatesemialdehyde | C05938 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-alanine | C00041 | ALA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-alanyl-gamma-d-glutamyl-meso-2,6-diaminoheptanedioate | C20925 | MHI | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-allo-threonine | C05519 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-anticapsin | C20941 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-arginine | C00062 | ARG | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-arginyl-l-aminoacid | C21099 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-arogenate | C00826 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-asp(4-l-arg) | C19843 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| l-asparagine | C00152 | ASN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-aspartate | C00049 | ASP | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-aspartate4-semialdehyde | C00441 | AS2 | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-citrulline | C00327 | CIR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-cystathionine | C02291 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-cysteate | C00506 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-cysteine | C00097 | CYS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-cysteines-conjugate | C05726 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-cystine | C00491 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-erythro-4-hydroxyglutamate | C05947 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-glutamate | C00025 | FGA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-glutamate5-semialdehyde | C01165 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-glutamine | C00064 | DGN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-glutamyl5-phosphate | C03287 | RGP | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-gulonate | C00800 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| l-histidine | C00135 | HIS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-histidinolphosphate | C01100 | HSA | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| l-homocysteine | C00155 | HCS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-homoserine | C00263 | HSE | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-isoleucine | C00407 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| ll-2,6-diaminoheptanedioate | C00666 | API | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-leucine | C00123 | LEU | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-lysine | C00047 | LYS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-methionine | C00073 | MET | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-norvaline | C01826 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-ornithine | C00077 | ORN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-phenylalanine | C00079 | PHE | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-proline | C00148 | DPR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-selenocystathionine | C05699 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-selenocysteine | C05688 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-selenomethionine | C05335 | MSE | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-serine | C00065 | SER | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-threo-3-methylaspartate | C03618 | 2AS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| l-threonine | C00188 | THR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-threonineo-3-phosphate | C12147 | TPO | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-tyrosine | C00082 | TYR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| l-valine | C00183 | DVA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| m7g(5')pppm6am-mrna | C04833 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| maleate | C01384 | MAE | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| Menaquinone | C00828 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| mercaptopyruvate | C00957 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| meso-2,6-diaminoheptanedioate | C00680 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| methylmalonate | C02170 | DXX | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| methylphosphonate | C20396 | GB | Organic compounds | Organic acids and derivatives | Organic phosphonic acids and derivatives | |
| monoacylglycerol | C01885 | n/a | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | |
| monoethylglycinexylidide | C16561 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-((r)-pantothenoyl)-l-cysteine | C04079 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| n-(l-arginino)succinate | C03406 | AS1 | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n(omega)-hydroxyarginine | C05933 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n(pi)-methyl-l-histidine | C01152 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n,n-diethylglycine | C16647 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n,n-dimethylglycine | C01026 | DMG | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n,n-dimethylhistidine | C04259 | AVI | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-[(r)-4'-phosphopantothenoyl]-l-cysteine | C04352 | n/a | Organic compounds | Organic acids and derivatives | Peptidomimetics | |
| n1,n8-bis(glutathionyl)spermidine | C02090 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n1-acetylspermidine | C00612 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| n1-acetylspermine | C02567 | SP5 | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n2-(2-carboxyethyl)-l-arginine | C06655 | CMA | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n2-(d-1-carboxyethyl)-l-arginine | C04137 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n2-succinyl-l-ornithine | C03415 | SUO | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n3-acetyl-2-deoxystreptamineantibiotic | C04504 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n5-hydroxy-l-ornithine | C20850 | ONH | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n6-(l-1,3-dicarboxypropyl)-l-lysine | C00449 | SHR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n8-acetylspermidine | C01029 | Q9C | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| n-acetylaspartylglutamate | C12270 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acetylaspartylglutamylglutamate | C20776 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acetyl-l-aspartate | C01042 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acetyl-l-citrulline | C15532 | OLN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-acetyl-l-glutamate | C00624 | NLG | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-acetyl-l-glutamate5-semialdehyde | C01250 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acetyl-l-glutamyl5-phosphate | C04133 | X2W | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-acetylornithine | C00437 | AOR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-acetylputrescine | C02714 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| n-acyl-aromatic-l-aminoacid | C20735 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acyl-d-mannosaminolactone | C03792 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-acyl-l-aspartate | C02715 | n/a | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | |
| nalpha-methylhistidine | C03298 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-carbamoyl-2-oxoglycine | C00802 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-carbamoyl-l-aspartate | C00438 | NCD | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| n-carbamoylputrescine | C00436 | n/a | Organic compounds | Organic acids and derivatives | Carboximidic acids and derivatives | |
| n-carbamoylsarcosine | C01043 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-carbamyl-l-glutamate | C05829 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-cyclohexylformamide | C11519 | CXF | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-ethylglycine | C11735 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-formimino-l-glutamate | C00439 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-formyl-l-aspartate | C01044 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-substitutedaminoacid | C03523 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-succinyl-l-2,6-diaminoheptanedioate | C04421 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-succinyl-l-2-amino-6-oxoheptanedioate | C04462 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-succinyl-l-glutamate | C05931 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-succinyl-l-glutamate5-semialdehyde | C05932 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| n-trimethyl-2-aminoethylphosphonate | C06459 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphonic acids and derivatives | |
| o-acetyl-l-homoserine | C01077 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| o-acetyl-l-serine | C00979 | OAS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| o-phospho-d-serine | C02532 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| o-phospho-l-homoserine | C01102 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| o-phospho-l-serine | C01005 | SEP | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| o-phosphorylhomoserine | C05702 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| ophthalmate | C21016 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| o-succinyl-l-homoserine | C01118 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| o-ureido-l-serine | C20639 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| oxalate | C00209 | OXD | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| oxaloacetate | C00036 | OAA | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| oxaloglutarate | C05533 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| oxalosuccinate | C05379 | OXS | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| oxidizedrubredoxin | C00435 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| pantetheine | C00831 | PNY | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| pantetheine4'-phosphate | C01134 | PNS | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; UniProt cofactor |
| Pantothenate | C00864 | PAU | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| parathion | C06604 | n/a | Organic compounds | Organic acids and derivatives | Organic thiophosphoric acids and derivatives | |
| penicilling | C05551 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| phosphatidylglycerol | C00344 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| phosphatidylglycerophosphate | C03892 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| phosphoenolpyruvate | C00074 | PEP | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| phosphonoacetaldehyde | C03167 | POA | Organic compounds | Organic acids and derivatives | Organic phosphonic acids and derivatives | Biologically significant ligand; |
| phosphonoacetate | C05682 | PAE | Organic compounds | Organic acids and derivatives | Organic phosphonic acids and derivatives | |
| prephenate | C00254 | n/a | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | |
| propanoate | C00163 | PPI | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| propanoylphosphate | C02876 | n/a | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | |
| propynoate | C00804 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| pyruvate | C00022 | PYR | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Biologically significant ligand; |
| reducedcoenzymef420 | C01080 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| r-s-glutathione | C02320 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-(1,2-dichlorovinyl)glutathione | C14868 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-(2,2-dichloro-1-hydroxy)ethylglutathione | C14861 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-(2-chloroacetyl)glutathione | C14864 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-(formylmethyl)glutathione | C14871 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-(hydroxymethyl)glutathione | C14180 | AHE | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| sarcosine | C00213 | SAR | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| selenohomocysteine | C05698 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| se-methyl-l-selenocysteine | C05689 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| serine | C00716 | DSN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| s-formylglutathione | C01031 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| s-glutathionyl-l-cysteine | C05526 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| shikimate3-phosphate | C03175 | S3P | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Biologically significant ligand; |
| s-substitutedn-acetyl-l-cysteine | C05727 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| stizolobate | C06047 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| succinate | C00042 | SIN | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Biologically significant ligand; |
| sulfuricmonoester | C16738 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| taurine | C00245 | TAU | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | |
| tetradecanoyl-[acp] | C05761 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| thiocysteine | C01962 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| thiomorpholine3-carboxylate | C03901 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| trans-3-chloroacrylicacid | C06614 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| trans-aconitate | C02341 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| trichloroacetate | C11150 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| trypanothionedisulfide | C03170 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| udp-n-acetylmuramoyl-l-alanyl-d-glutamyl-6-carboxy-l-lysyl-d-alanyl-d-alanine | C04882 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| udp-n-acetylmuramoyl-l-alanyl-gamma-d-glutamyl-l-lysyl-d-alanyl-d-alanine | C04702 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| urea | C00086 | URE | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | Biologically significant ligand; |
| urea-1-carboxylate | C01010 | n/a | Organic compounds | Organic acids and derivatives | Organic carbonic acids and derivatives | |
| vancomycin | C06689 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| vancomycinaglycone | C20719 | n/a | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | |
| [(2r)-3,3,4-trimethyl-6-oxo-3,6-dihydro-1h-pyran-2-yl]acetyl-coa | C20321 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| [5-(aminomethyl)furan-3-yl]methylphosphate | C21068 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| 1,3-diaminopropane | C00986 | 13D | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| 1-haloalkane | C01872 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| 2-iminopropanoate | C20904 | NAK | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| 3,4-dehydrothiomorpholine-3-carboxylate | C04445 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| 3-guanidinopropanoate | C03065 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| 4-guanidinobutanamide | C03078 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| acetylcholine | C01996 | ACH | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| agmatine | C00179 | AG2 | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| alcophosphamide | C16551 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| aldophosphamide | C07645 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| aminoacetaldehyde | C06735 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| aminopropylcadaverine | C16565 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| anandamide | C11695 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| betainealdehyde | C00576 | BTL | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| cadaverine | C01672 | N2P | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| carboxyphosphamide | C07646 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| choline | C00114 | CHT | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| cholinephosphate | C00588 | PC | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| cyclohexylisocyanide | C11520 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| dehydrospermidine | C15853 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| dimethylamine | C00543 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| ethanolamine | C00189 | ETA | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| ethylamine | C00797 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| histamine | C00388 | HSM | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| hydrogencyanide | C01326 | CYN | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| l-carnitine | C00318 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| l-histidinal | C01929 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| l-histidinol | C00860 | HSO | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| methylamine | C00218 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| n,n-dimethylaniline | C02846 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| n1-(3-aminopropyl)agmatine | C20560 | AG3 | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| n4-aminopropylspermidine | C21009 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| n4-bis(aminopropyl)spermidine | C21010 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| n-methylphenylethanolamine | C03711 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| ntau-methylhistamine | C05127 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| phenylethanolamine | C02735 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| porphobilinogen | C00931 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| putrescine | C00134 | PUT | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| spermidine | C00315 | SPD | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| spermine | C00750 | SPM | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| sphinganine | C00836 | n/a | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| sphingosine | C00319 | SQS | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| sym-homospermidine | C06366 | 37Z | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Biologically significant ligand; |
| trimethylamine | C00565 | KEN | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| trimethylaminen-oxide | C01104 | TMO | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | |
| (2s,3s)-butane-2,3-diol | C03046 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (4r,5s)-4,5,6-trihydroxy-2,3-dioxohexanoate | C04575 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (r)-5-diphosphomevalonate | C01143 | n/a | Organic compounds | Organic oxygen compounds | Organic oxoanionic compounds | |
| (r)-lactaldehyde | C00937 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (r)-lactate | C00256 | LAC | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| (r)-propane-1,2-diol | C02912 | PGR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (r,r)-tartrate | C00898 | TLA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (s)-acetoin | C01769 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (s)-hydroxynitrile | C18797 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (s)-lactaldehyde | C00424 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (s)-lactate | C00186 | 2OP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| (s)-methylmalonatesemialdehyde | C06002 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| (s)-propane-1,2-diol | C02917 | PGO | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| [heparansulfate]-n-sulfoglucosamine | C17142 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-(1-alkenyl)-sn-glycero-3-phosphocholine | C04517 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-(2-aminophenyl)decane-1,3-dione | C21490 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-(6-hydroxypyridin-3-yl)-4-(methylamino)butan-1-one | C01297 | HNM | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1-(beta-d-ribofuranosyl)-1,4-dihydronicotinamide | C15497 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1,2-diacyl-sn-glycerol | C00641 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1,2-dihydroxy-5-(methylthio)pent-1-en-3-one | C15606 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1,5-anhydro-d-mannitol | C16538 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-acylglycerophosphocholine | C04230 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-acyl-sn-glycerol3-phosphate | C00681 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-alkyl-sn-glycero-3-phosphoethanolamine | C04476 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-chiro-inositol | C19891 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-deoxy-d-xylulose5-phosphate | C11437 | DXP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1d-myo-inositol1,2,3,5,6-pentakisphosphate | C04579 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol1,2,4,5,6-pentakisphosphate | C04563 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol1,3,4,5,6-pentakisphosphate | C01284 | 5IP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol1,3,4-trisphosphate | C01243 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol1,4-bisphosphate | C01220 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol1,5-bis(diphosphate)2,3,4,6-tetrakisphosphate | C20690 | 2YN | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1d-myo-inositol1-diphosphate2,3,4,5,6-pentakisphosphate | C11174 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol3,4,5,6-tetrakisphosphate | C04520 | I0P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositol5-diphosphate1,2,3,4,6-pentakisphosphate | C11526 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1d-myo-inositolhexakisphosphate | C01204 | I6P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1-keto-d-chiro-inositol | C20251 | ISE | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1l-myo-inositol1-phosphate | C04006 | LIP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 1-o-(2-acetamido-2-deoxy-alpha-d-glucopyranosyl)-1d-myo-inositol3-phosphate | C19761 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-o-[2-(acetylamino)-2-deoxy-alpha-d-glucopyranosyl]-d-myo-inositol | C19784 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-octanal | C01545 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-pentanol | C16834 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-phosphatidyl-1d-myo-inositol3,4-bisphosphate | C11554 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-phosphatidyl-1d-myo-inositol3-phosphate | C04549 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1-phosphatidyl-1d-myo-inositol5-phosphate | C11557 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-(formamido)-n1-(5'-phosphoribosyl)acetamidine | C04640 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,3,2'3'-tetrakis(3-hydroxytetradecanoyl)-d-glucosaminyl-1,6-beta-d-glucosamine1,4'-bisphosphate | C04919 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,3-bisphospho-d-glycerate | C01159 | DG2 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 2,4,6/3,5-pentahydroxycyclohexanone | C00691 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,4-bis(acetamido)-2,4,6-trideoxy-beta-l-altropyranose | C19972 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,5-diamino-6-(5-phospho-d-ribitylamino)pyrimidin-4(3h)-one | C18910 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,5-diamino-6-(5-phospho-d-ribosylamino)pyrimidin-4(3h)-one | C01304 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2,6-dihydroxypseudooxynicotine | C15986 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-aminobenzoylacetate | C21453 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-dehydro-d-glucose | C02779 | KBG | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 2-dehydropyranose | C15593 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2'-deoxy-5-hydroxymethylcytidine-5'-diphosphate | C11038 | n/a | Organic compounds | Organic oxygen compounds | Organic oxoanionic compounds | |
| 2-deoxy-5-keto-d-gluconicacid6-phosphate | C06893 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-deoxy-d-ribose1-phosphate | C00672 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-deoxy-l-scyllo-inosose | C17209 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-deoxy-scyllo-inosamine | C17580 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-epi-5-epi-valiolone | C17691 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-hydroxy-3-oxopropanoate | C01146 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-hydroxycyclohexan-1-one | C01147 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-keto-3-deoxy-d-glycero-d-galacto-nononate9-phosphate | C21383 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-methyl-3-oxopropanoate | C00349 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-methylbutanal | C02223 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-o-(alpha-d-glucopyranosyl)-3-phospho-d-glycerate | C19791 | n/a | Organic compounds | Organic oxygen compounds | n/a | |
| 2-o-(alpha-d-glucopyranosyl)-d-glycerate | C19792 | n/a | Organic compounds | Organic oxygen compounds | n/a | |
| 2-o-sulfo-alpha,alpha-trehalose | C20985 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 2-phospho-d-glycerate | C00631 | 2PG | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 2-succinylbenzoate | C02730 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-acetamidopropanal | C18170 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-aminopropanal | C05665 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-2-deoxy-d-gluconate | C03926 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-4-phospho-d-erythronate | C21610 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-4-phospho-l-erythronate | C21611 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-d-glucose6-phosphate | C20668 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-d-sphinganine | C02934 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydro-l-gulonate | C00618 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-dehydroshikimate | C02637 | 3DS | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 3-deoxy-d-arabino-hept-2-ulosonate7-phosphate | C04691 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-deoxy-d-glycero-d-galacto-non-2-ulosonicacid | C20934 | KDN | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 3-deoxy-d-manno-octulosonate | C01187 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-deoxy-d-manno-octulosonate8-phosphate | C04478 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-hexenal | C16310 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-hydroxykynurenamine | C05636 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-hydroxy-l-kynurenine | C03227 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-hydroxypropanal | C00969 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-mercaptolactate | C05823 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-o-phospho-alpha-d-man-(1->2)-alpha-d-man-(1->2)-[alpha-d-man-(1->3)-alpha-d-man-(1->3)-alpha-d-man-(1->2)-alpha-d-man-(1->2)]n-alpha-d-man-(1->3)-alpha-d-man-(1->3)-alpha-d-man-(1->3)-alpha-d-glcnac-diphospho-ditrans,octacis-undecaprenol | C20762 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-oxopropanoate | C00222 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 3-phospho-d-glycerate | C00197 | 3PG | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 3-phosphonooxypyruvate | C03232 | HPV | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 4-(2-amino-3-hydroxyphenyl)-2,4-dioxobutanoate | C05645 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-(2-aminophenyl)-2,4-dioxobutanoate | C01252 | 3EE | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 4-(n-nitrosomethylamino)-1-(3-pyridyl)-1-butanone | C16453 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-[(hydroxymethyl)nitrosoamino]-1-(3-pyridinyl)-1-butanone | C19563 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-amino-2-methyl-5-(diphosphooxymethyl)pyrimidine | C04752 | n/a | Organic compounds | Organic oxygen compounds | Organic oxoanionic compounds | |
| 4-aminobutyraldehyde | C00555 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-hydroxy-4-(methylnitrosoamino)-1-(3-pyridinyl)-1-butanone | C19566 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-hydroxybenzaldehyde | C00633 | HBA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-phospho-d-erythronate | C03393 | DER | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-phospho-d-threonate | C21585 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 4-trimethylammoniobutanal | C01149 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5,10-methenyltetrahydromethanopterin | C04330 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5,10-methylenetetrahydromethanopterin | C04377 | H4M | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 5-amino-1-(5-phospho-d-ribosyl)imidazole-4-carboxylate | C04751 | C2R | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 5-amino-6-(1-d-ribitylamino)uracil | C04732 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-amino-6-(5'-phospho-d-ribitylamino)uracil | C04454 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-amino-6-(5'-phosphoribosylamino)uracil | C01268 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-carboxyamino-1-(5-phospho-d-ribosyl)imidazole | C15667 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-deoxyribose-1-phosphate | C16637 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-hydroxykynurenamine | C05638 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-hydroxykynurenine | C05651 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-hydroxymethyl-2-furaldehyde | C11101 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-hydroxy-n-formylkynurenine | C05648 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-methyl-5,6,7,8-tetrahydromethanopterin | C04488 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 5-phospho-alpha-d-ribose1-diphosphate | C00119 | PRP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 5-phospho-d-ribosylamine | C03090 | GRF | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 6-deoxy-l-galactose | C01019 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 6-phospho-d-gluconate | C00345 | 6PG | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| 8-amino-3,8-dideoxy-d-manno-octulosonate | C21333 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 8-dehydro-3-deoxy-d-manno-octulosonate | C21332 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| acetaldehyde | C00084 | ACE | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| acetone | C00207 | ACN | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| acetophenone | C07113 | AC0 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha,alpha-trehalose | C01083 | TRE | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| alpha,beta-dihydroxyethyl-tpp | C13378 | n/a | Organic compounds | Organic oxygen compounds | Organic oxoanionic compounds | |
| alpha-d-galactose1-phosphate | C00446 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-glucosamine1-phosphate | C06156 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-glucose | C00267 | BMA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| alpha-d-glucose1-phosphate | C00103 | G1P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| alpha-d-glucose6-phosphate | C00668 | G6P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| alpha-d-hexose1-phosphate | C01171 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-hexose6-phosphate | C03735 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-man-(1- | C20761 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-ribose1,2-cyclicphosphate5-phosphate | C20440 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-ribose1-methylphosphonate5-phosphate | C20423 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-ribose1-methylphosphonate5-triphosphate | C20422 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| alpha-d-ribose1-phosphate | C00620 | R1P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| alpha-d-sedoheptulopyranose7-phosphate | C20956 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| aminoacetone | C01888 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| aminofructose6-phosphate | C12214 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| aminoimidazoleribotide | C03373 | AIR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| beta-2,3,4,5,6-pentachlorocyclohexanol | C16181 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| beta-2,3,5,6-tetrachloro-1,4-cyclohexanediol | C16182 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| beta-d-fructose | C02336 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| beta-d-fructose1,6-bisphosphate | C05378 | FBP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| beta-d-fructose2,6-bisphosphate | C00665 | FDP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| beta-d-fructose6-phosphate | C05345 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| beta-d-glucose | C00221 | BGC | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| beta-d-glucose1-phosphate | C00663 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| beta-d-glucose6-phosphate | C01172 | BG6 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| bis(1l-myo-inositol)-3,1'-phosphate1-phosphate | C19799 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| bromobenzene-3,4-dihydrodiol | C14844 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| butanal | C01412 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| cis-3-chloroallylaldehyde | C16348 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| Cutin | C07299 | n/a | Organic compounds | Organic oxygen compounds | n/a | |
| cyclicadp-ribose | C13050 | CXR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| cyclohexane-1,2-dione | C06105 | CXO | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| cyclohexanone | C00414 | CYH | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-aldonolactone | C16830 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-aldose | C00737 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-allose6-phosphate | C02962 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-allulose6-phosphate | C18096 | TA6 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-arabino-hex-3-ulose6-phosphate | C06019 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-arabinose5-phosphate | C01112 | R52 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| dehypoxanthinefutalosine | C17010 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| deoxyribose | C01801 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-erythrose4-phosphate | C00279 | E4P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-fructose | C00095 | FRU | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-fructose1,6-bisphosphate | C00354 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-fructose1-phosphate | C01094 | F1X | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-fructose6-phosphate | C00085 | F6P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-galactaro-1,5-lactone | C20889 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-galactono-1,5-lactone | C02669 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-galactose | C00124 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-galacturonate | C00333 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucarate | C00818 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucaro-1,5-lactone | C20890 | 15L | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glucitol | C00794 | SOR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-gluconate | C00257 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucono-1,5-lactone | C00198 | LGC | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glucono-1,5-lactone6-phosphate | C01236 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucosamine | C00329 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucosamine6-phosphate | C00352 | GLP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glucose | C00031 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucose6-phosphate | C00092 | G6Q | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glucuronate | C00191 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glucuronate1-phosphate | C05385 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glyceraldehyde | C00577 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glyceraldehyde3-phosphate | C00118 | G3H | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glycerate | C00258 | DGY | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-glycero-beta-d-manno-heptose1,7-bisphosphate | C11472 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-glycero-beta-d-manno-heptose1-phosphate | C07838 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| diacetyl | C00741 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-mannitol1-phosphate | C00644 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-mannose | C00159 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-mannose1-phosphate | C00636 | M1P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-mannose6-phosphate | C00275 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-myo-inositol1,3-bisphosphate | C04062 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-myo-inositol3,4-bisphosphate | C04063 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-ribitol5-phosphate | C01068 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-ribose | C00121 | RIB | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-ribose1,5-bisphosphate | C01151 | RI2 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-ribose5-phosphate | C00117 | R5P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-ribulose1,5-bisphosphate | C01182 | XBP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-ribulose5-phosphate | C00199 | 5RP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-sedoheptulose7-phosphate | C05382 | I22 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-tagatose | C00795 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-tagatose1,6-bisphosphate | C03785 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-tagatose6-phosphate | C01097 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-threonate | C21649 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-xylose | C00181 | XYP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| d-xylulose | C00310 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| d-xylulose5-phosphate | C00231 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| erythromycind | C06633 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| ethanol | C00469 | EOH | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| ethyleneglycol | C01380 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| formaldehyde | C00067 | FOR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| furan-2,5-dicarbaldehyde | C20899 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| galactitol | C01697 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| galactitol1-phosphate | C06311 | S6P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| glycerol | C00116 | GOL | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| glycerone | C00184 | 2HA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| glyceronephosphate | C00111 | 13P | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| glycol | C15588 | EDO | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| glycolaldehyde | C00266 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| hydroxyacetone | C05235 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| inositol1-phosphate | C01177 | IPD | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| kanosamine | C12212 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| kanosamine6-phosphate | C12213 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-aminoacid | C00151 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-arabinitol | C00532 | SST | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-arabinose | C00259 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-iditol | C01507 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| lipidadisaccharide | C04932 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-kynurenine | C00328 | KYN | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| l-ribulose | C00508 | XLF | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| l-sorbose | C00247 | BDF | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| l-xylulose | C00312 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| maltose | C00208 | MAL | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| mannitol | C00392 | MTL | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| meso-tartaricacid | C00552 | SRT | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| methanol | C00132 | MOH | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| methylglyoxal | C00546 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| mycinamiciniii | C15681 | ZM3 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| mycinamiciniv | C18846 | MIV | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| mycinamicinvi | C15682 | MVI | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| mycothiol | C06717 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| myo-inositol | C00137 | INS | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| myo-inositol4-phosphate | C03546 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-(5-phospho-d-ribosyl)anthranilate | C04302 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n,n'-diacetylchitobiose | C01674 | CBS | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n4-acetylaminobutanal | C05936 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-4-o-acetylneuraminate | C04015 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-9-o-acetylneuraminate | C04017 | 5N6 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-alpha-d-galactosamine1-phosphate | C18060 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-alpha-d-glucosamine1-phosphate | C04501 | NG1 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| n-acetyl-beta-d-glucosaminyl-(1- | C21747 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-d-glucosamine | C00140 | NAG | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-d-glucosamine6-phosphate | C00357 | BMX | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| n-acetyl-d-mannosamine | C00645 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-d-mannosamine6-phosphate | C04257 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetylmuramate | C02713 | MUB | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetylmuramate6-phosphate | C16698 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetylmuramicacidalpha-1-phosphate | C21027 | 491 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| n-acetylmuramoyl-ala | C02999 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetylneuraminate | C00270 | SIA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetylneuraminate9-phosphate | C06241 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acetyl-o-acetylneuraminate | C03708 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-acylneuraminate | C00591 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-formyl-l-kynurenine | C02700 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| n-glycoloyl-neuraminate | C03410 | NGE | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| nicotinamide-beta-riboside | C03150 | NNR | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| nicotinated-ribonucleoside | C05841 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| nitrile | C00726 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| nnal-n-glucuronide | C19606 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| nonane-4,6-dione | C02445 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| penicillin | C00395 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| pentan-2-one | C01949 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| phosphatidylcholine | C00157 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| plasmenylcholine | C00958 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| polysaccharide | C00420 | CTR | Organic compounds | Organic oxygen compounds | n/a | |
| propan-2-ol | C01845 | IPA | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| propanal | C00479 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| propane-1,2-diol | C00583 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| propane-1,3-diol | C02457 | PDO | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| propane-1-ol | C05979 | POL | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| pseudouridine5'-phosphate | C01168 | PSU | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| quinate | C00296 | QIC | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| s-(5-deoxy-d-ribos-5-yl)-l-homocysteine | C03539 | 2WP | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| salbostatin6'-phosphate | C21211 | n/a | Organic compounds | Organic oxygen compounds | n/a | |
| scyllo-inositol | C06153 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| sedoheptulose | C02076 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| sedoheptulose1,7-bisphosphate | C00447 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| sedoheptulose1-phosphate | C06222 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| shikimate | C00493 | SKM | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| s-methyl-5-thio-alpha-d-ribose1-phosphate | C04188 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| s-methyl-5-thio-d-ribose | C03089 | SR1 | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| s-methyl-5-thio-d-ribulose1-phosphate | C04582 | MRU | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| succinicaldehyde | C16835 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| Tetrahydromethanopterin | C01217 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| trans,trans-2,3,4,5-tetradehydroacyl-coa | C04512 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| trans-1,2-dihydrobenzene-1,2-diol | C04221 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| trans-3-chloroallylaldehyde | C06613 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| trichloroethanolglucuronide | C14869 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| validamine7-phosphate | C21216 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| validoxylaminea7'-phosphate | C21219 | VDO | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Biologically significant ligand; |
| xylitol | C00379 | n/a | Organic compounds | Organic oxygen compounds | Organooxygen compounds | |
| 1,1,1-trichloroethane | C18246 | n/a | Organic compounds | Organohalogen compounds | Organochlorides | |
| 1,2-dibromoethane | C11088 | n/a | Organic compounds | Organohalogen compounds | Organobromides | |
| 1,2-dichloroethane | C06752 | DCE | Organic compounds | Organohalogen compounds | Organochlorides | Biologically significant ligand; |
| 1,3,4,6-tetrachloro-1,4-cyclohexadiene | C06597 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| 2,2-dichloroacetaldehyde | C14858 | n/a | Organic compounds | Organohalogen compounds | Organochlorides | |
| 2,4,5-trichloro-2,5-cyclohexadiene-1-ol | C06598 | n/a | Organic compounds | Organohalogen compounds | Halohydrins | |
| 2,5-dichloro-2,5-cyclohexadiene-1,4-diol | C06599 | n/a | Organic compounds | Organohalogen compounds | Halohydrins | |
| 2-bromoacetaldehyde | C14870 | n/a | Organic compounds | Organohalogen compounds | Organobromides | |
| 2-chloroethanol | C06753 | n/a | Organic compounds | Organohalogen compounds | Halohydrins | |
| beta-1,2,3,4,5,6-hexachlorocyclohexane | C06988 | n/a | Organic compounds | Organohalogen compounds | Alkyl halides | |
| bromobenzene-2,3-dihydrodiol | C14842 | n/a | Organic compounds | Organohalogen compounds | Halohydrins | |
| bromochloromethane | C02661 | n/a | Organic compounds | Organohalogen compounds | Alkyl halides | |
| chloral | C14866 | CLX | Organic compounds | Organohalogen compounds | Organochlorides | |
| chloralhydrate | C06899 | n/a | Organic compounds | Organohalogen compounds | Halohydrins | |
| chloroacetaldehyde | C06754 | n/a | Organic compounds | Organohalogen compounds | Organochlorides | |
| chloroacetylchloride | C14859 | n/a | Organic compounds | Organohalogen compounds | Acyl halides | |
| cis-1,3-dichloropropene | C06610 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| cis-3-chloro-2-propene-1-ol | C06612 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| trans-1,3-dichloropropene | C06609 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| trans-3-chloro-2-propene-1-ol | C06611 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| trichloroethanol | C07490 | ETF | Organic compounds | Organohalogen compounds | Halohydrins | Biologically significant ligand; |
| trichloroethene | C06790 | n/a | Organic compounds | Organohalogen compounds | Vinyl halides | |
| (3s,5s)-carbapenam-3-carboxylicacid | C17367 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| (6r)-10-formyltetrahydropteroyldiglutamate | C05928 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| (7r)-7-(5-carboxy-5-oxopentanoyl)aminocephalosporinate | C04712 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| (indol-3-yl)acetamide | C02693 | TSR | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Biologically significant ligand; |
| (r)-5,6-dihydrothymine | C21028 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| (r)-lipoate | C16241 | LPB | Organic compounds | Organoheterocyclic compounds | Dithiolanes | |
| (r,s)-coclaurine | C06348 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| (r,s)-norcoclaurine | C06346 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| (s)-6-hydroxynicotine | C01056 | HNK | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| (s)-6-o-methylnorlaudanosoline | C06517 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| (s)-coclaurine | C06161 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| (s)-norcoclaurine | C06160 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| (s)-norlaudanosoline | C02916 | 2H4 | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | Biologically significant ligand; |
| [heparansulfate]-glucosamine3-sulfate | C11553 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| 1-(methylnitrosoamino)-4-(3-pyridinyl)-1,4-butanediol | C19577 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 1,1-dichloroethyleneepoxide | C14857 | n/a | Organic compounds | Organoheterocyclic compounds | Epoxides | |
| 1,3,7-trimethylxanthine | C07481 | CFF | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 1,3-dihydroxy-n-methylacridone | C12093 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 1,4'-bipiperidine-1'-carboxylicacid | C16836 | n/a | Organic compounds | Organoheterocyclic compounds | Piperidines | |
| 1,5-anhydro-d-fructose | C06485 | NHF | Organic compounds | Organoheterocyclic compounds | Oxanes | |
| 1,7-dimethyluricacid | C16356 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 1,7-dimethylxanthine | C13747 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 10-formyltetrahydrofolate | C00234 | 1YA | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 1-alkyl-sn-glycero-3-phosphate | C03968 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 1-alkyl-sn-glycero-3-phosphocholine | C04317 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 1-hydroxyphenazine | C21477 | n/a | Organic compounds | Organoheterocyclic compounds | Diazanaphthalenes | |
| 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine | C04599 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridinen-oxide | C04731 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 1-methylnicotinamide | C02918 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 1-methylxanthine | C16358 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 1-o-(2-amino-2-deoxy-alpha-d-glucopyranosyl)-1d-myo-inositol | C19702 | n/a | Organic compounds | Organoheterocyclic compounds | n/a | |
| 1-o-[2-(l-cysteinamido)-2-deoxy-alpha-d-glucopyranosyl]-1d-myo-inositol | C19703 | n/a | Organic compounds | Organoheterocyclic compounds | n/a | |
| 1-pyrroline | C15668 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrrolines | |
| 1-pyrroline-2-carboxylate | C03564 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrrolines | |
| 1-pyrroline-4-hydroxy-2-carboxylate | C04282 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrrolines | |
| 2-(alpha-hydroxyethyl)thiaminediphosphate | C05125 | TDW | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 2-(alpha-hydroxypropyl)thiaminediphosphate | C21017 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| 2,3,6-trihydroxypyridine | C03458 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 2,5-dichloro-carboxymethylenebut-2-en-4-olide | C12834 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 2,5-dihydroxypyridine | C01059 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 2,5-furandicarboxylate | C20450 | n/a | Organic compounds | Organoheterocyclic compounds | Furans | |
| 2,6-dihydroxypyridine | C03056 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 2-chloro-5-methyl-cis-dienelactone | C18304 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 2-heptyl-4-quinolone | C20643 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 2-imino-3-(7-chloroindol-3-yl)propanoate | C19688 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 2-methyl-1-hydroxybutyl-thpp | C15978 | THY | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 2-methyl-1-hydroxypropyl-thpp | C15976 | THV | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 2-methylquinoline-3,4-diol | C06331 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 2-pyrone-4,6-dicarboxylate | C03671 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrans | |
| 3,7-dimethylxanthine | C07480 | 37T | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| 3-carboxy-1-hydroxypropyl-thpp | C05381 | TD5 | Organic compounds | Organoheterocyclic compounds | Diazines | |
| 3-hydroxy-1h-quinolin-4-one | C11503 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 3-hydroxy-2-methyl-1h-quinolin-4-one | C11504 | HQD | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | Biologically significant ligand; |
| 3-methyl-1-hydroxybutyl-thpp | C15974 | WWF | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol | C19574 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 4,6-dihydroxyquinoline | C05639 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 4,8-dihydroxyquinoline | C05637 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| 4-amino-2-methyl-5-(phosphooxymethyl)pyrimidine | C04556 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| 4-amino-5-hydroxymethyl-2-methylpyrimidine | C01279 | HMH | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 4-carboxymethylenebut-2-en-4-olide | C04431 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 4-fluoromuconolactone | C16476 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 4-hydroxy-2,5-dimethylfuran-3(2h)-one | C20717 | 1XX | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | Biologically significant ligand; |
| 4-hydroxy-5-methyl-2-methylenefuran-3(2h)-one | C20718 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 4-imidazolone-5-propanoate | C03680 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| 4-methyl-5-(2-phosphooxyethyl)thiazole | C04327 | TZP | Organic compounds | Organoheterocyclic compounds | Azoles | Biologically significant ligand; |
| 4'-o-demethylrebeccamycin | C19700 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 4-pyridoxolactone | C00971 | 4PL | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| 5-(2-hydroxyethyl)-4-methylthiazole | C04294 | TZE | Organic compounds | Organoheterocyclic compounds | Azoles | Biologically significant ligand; |
| 5-(dihydroxymethyl)furan-2-carbaldehyde | C20900 | n/a | Organic compounds | Organoheterocyclic compounds | Furans | |
| 5-(dihydroxymethyl)furan-2-carboxylate | C20901 | n/a | Organic compounds | Organoheterocyclic compounds | Furans | |
| 5-(n-methyl-4,5-dihydro-1h-pyrrol-2-yl)pyridin-2-ol | C21075 | HNH | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| 5,10-methenyltetrahydrofolate | C00445 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 5,10-methylenetetrahydrofolate | C00143 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | UniProt cofactor |
| 5,6,7,8-tetrahydropteridine | C05650 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 5,6-dihydro-5-fluorouracil | C16630 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| 5,6-dihydrouracil | C00429 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| 5,7-dihydroxy-2-methyl-4h-chromen-4-one | C20462 | n/a | Organic compounds | Organoheterocyclic compounds | Benzopyrans | |
| 5-amino-4-imidazolecarboxyamide | C04051 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| 5-fluoromuconolactone | C16477 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| 5-formyl-2-furoate | C20449 | n/a | Organic compounds | Organoheterocyclic compounds | Furans | |
| 5-FU | C07649 | URB | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| 5-hydroxyindoleacetaldehyde | C05634 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 5-hydroxyindoleacetate | C05635 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 5-hydroxyindolepyruvate | C05646 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 5-hydroxyisourate | C11821 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 5-hydroxy-l-tryptophan | C00643 | HRP | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 5-methoxyindoleacetate | C05660 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 5-methylphenazine-1-carboxylate | C21295 | n/a | Organic compounds | Organoheterocyclic compounds | Diazanaphthalenes | |
| 5-methyltetrahydrofolate | C00440 | C2F | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 5-methyltetrahydropteroyltri-l-glutamate | C04489 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 6-(1'-hydroxy-2'-oxopropyl)-tetrahydropterin | C21640 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 6,7-dimethyl-8-(1-D-ribityl)lumazine | n/a | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | UniProt cofactor |
| 6,7-dimethyl-8-(d-ribityl)lumazine | C04332 | DLZ | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | Biologically significant ligand; |
| 6-demethylmitomycina | C21163 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 6-hydroxymelatonin | C05643 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 6-hydroxynicotinate | C01020 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| 6-lactoyl-5,6,7,8-tetrahydropterin | C04244 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 6-mercaptopurine | C02380 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 6-methoxy-3-methyl-2-all-trans-polyprenyl-1,4-benzoquinol | C19859 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrans | |
| 6-methylmercaptopurine | C16614 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| 6-o-methylnorlaudanosoline | C05203 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| 6-pyruvoyl-5,6,7,8-tetrahydropterin | C03684 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 7,12-dimethylbenz[a]anthracene5,6-oxide | C19604 | n/a | Organic compounds | Organoheterocyclic compounds | Benzoxepines | |
| 7,8-didemethyl-8-hydroxy-5-deazariboflavin | C19154 | FO1 | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | Biologically significant ligand; |
| 7,8-dihydroneopterin | C04874 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 7,8-dihydroneopterin3'-triphosphate | C04895 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 7,8-dihydropteroate | C00921 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| 7-carboxy-7-carbaguanine | C20248 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrrolopyrimidines | |
| 7-chloro-l-tryptophan | C19687 | CTE | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Biologically significant ligand; |
| 7-cyano-7-carbaguanine | C15996 | n/a | Organic compounds | Organoheterocyclic compounds | Pyrrolopyrimidines | |
| 7-demethylmitomycinb | C21164 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| 7-methylxanthine | C16353 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| adenine | C00147 | ADE | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| adenosylcob(iii)yrinicacida,c-diamide | C06506 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| adenosylcobinamide | C06508 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| adenosylcobinamidephosphate | C06509 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| alpha-[3-[(hydroxymethyl)nitrosoamino]propyl]-3-pyridinemethanol | C19580 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| aquacob(iii)alamin | C00992 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| Ascorbic_acid | C00072 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| bacteriochlorophyllidec | C18161 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| bacteriochlorophyllided | C18160 | n/a | Organic compounds | Organoheterocyclic compounds | Naphthopyrans | |
| beta-lactam | C01866 | n/a | Organic compounds | Organoheterocyclic compounds | Oxepanes | |
| bilirubin | C00486 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| bilirubinbeta-diglucuronide | C05787 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| biliverdin | C00500 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| biopterin | C06313 | BIO | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| biotin | C00120 | BTN | Organic compounds | Organoheterocyclic compounds | Biotin and derivatives | UniProt cofactor |
| bromobenzene-2,3-oxide | C14840 | n/a | Organic compounds | Organoheterocyclic compounds | Epoxides | |
| bromobenzene-3,4-oxide | C14839 | n/a | Organic compounds | Organoheterocyclic compounds | Epoxides | |
| bufotenine | C08299 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| c-13(2)-carboxypyropheophorbidea | C18063 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| carbamazepine | C06868 | n/a | Organic compounds | Organoheterocyclic compounds | Benzazepines | |
| carbamazepine-10,11-epoxide | C07496 | n/a | Organic compounds | Organoheterocyclic compounds | Benzazepines | |
| cdp-diacylglycerol | C00269 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| chlorophyllide | C02139 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cinnavalininate | C05640 | n/a | Organic compounds | Organoheterocyclic compounds | Benzoxazines | |
| cis-2-chloro-4-carboxymethylenebut-2-en-1,4-olide | C04706 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| citalopramaldehyde | C16612 | n/a | Organic compounds | Organoheterocyclic compounds | Isocoumarans | |
| cob(i)alamin | C00853 | B12 | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | Biologically significant ligand; |
| cob(i)yrinicacida,c-diamide | C06505 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cob(ii)alamin | C00541 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | UniProt cofactor |
| cobalt-dihydro-precorrin6 | C11543 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin4 | C11540 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin5a | C16242 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin5b | C16243 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin6 | C11542 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin7 | C16244 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-precorrin-8 | C11545 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobalt-sirohydrochlorin | C11538 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobamidecoenzyme | C00194 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | UniProt cofactor |
| cobinamide | C05774 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| cobyrinate | C05773 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| coelenterazineh | C00982 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrazines | |
| coenzymef420-0 | C19153 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| cytosine | C00380 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| deacetylcephalosporinc | C03112 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| dehydroascorbate | C05422 | n/a | Organic compounds | Organoheterocyclic compounds | Lactones | |
| deoxyguanidinoproclavaminicacid | C06656 | PCX | Organic compounds | Organoheterocyclic compounds | Lactams | Biologically significant ligand; |
| dethiobiotin | C01909 | DTB | Organic compounds | Organoheterocyclic compounds | Azoles | Biologically significant ligand; |
| d-galactono-1,4-lactone | C03383 | n/a | Organic compounds | Organoheterocyclic compounds | Lactones | |
| d-glucuronolactone | C02670 | n/a | Organic compounds | Organoheterocyclic compounds | Lactones | |
| dihydrobiopterin | C00268 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| dihydropteridine | C05649 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| dimethylbenzimidazole | C03114 | DMD | Organic compounds | Organoheterocyclic compounds | Benzimidazoles | Biologically significant ligand; |
| d-xylonolactone | C02266 | n/a | Organic compounds | Organoheterocyclic compounds | Lactones | |
| epoxide | C00722 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| epsilon-caprolactone | C01880 | ECE | Organic compounds | Organoheterocyclic compounds | Lactones | Biologically significant ligand; |
| ethyleneoxide | C06548 | n/a | Organic compounds | Organoheterocyclic compounds | Epoxides | |
| ferricytochrome | C00923 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferricytochromeb5 | C00996 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferricytochromec | C00125 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferricytochromec3 | C02682 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferrocytochrome | C00924 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferrocytochromeb5 | C00999 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferrocytochromec | C00126 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| ferrocytochromec3 | C02684 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| fireflyoxyluciferin | C03797 | OLU | Organic compounds | Organoheterocyclic compounds | Benzothiazoles | Biologically significant ligand; |
| guanidinoproclavaminicacid | C06657 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| guanine | C00242 | GUN | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| Heme | C00032 | HEM | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | Biologically significant ligand; UniProt cofactor |
| heteropyrithiamine | C02691 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| hydrogenobyrinate | C06399 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| hydroxymethylbilane | C01024 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| hypoxanthine | C00262 | HPA | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| ifosfamide | C07047 | n/a | Organic compounds | Organoheterocyclic compounds | Oxazaphosphinanes | |
| imidazole-4-acetaldehyde | C05130 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| imidazole-4-acetate | C02835 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| indole | C00463 | IND | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| indole-3-acetaldehyde | C00637 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| indole-3-acetate | C00954 | IAC | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| indoleglycerolphosphate | C03506 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| indolepyruvate | C00331 | 3IO | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| isoniazid | C07054 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| isonicotinicacid | C07446 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| l-erythro-7,8-dihydrobiopterin | C02953 | HBI | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | Biologically significant ligand; |
| l-gulono-1,4-lactone | C01040 | n/a | Organic compounds | Organoheterocyclic compounds | Lactones | |
| lipoamide | C00248 | n/a | Organic compounds | Organoheterocyclic compounds | Dithiolanes | |
| l-threo-7,8-dihydrobiopterin | C20263 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| l-threo-tetrahydrobiopterin | C20264 | H4B | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| magnesiumprotoporphyrin | C03516 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| magnesiumprotoporphyrinix13-methylester | C04536 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| melatonin | C01598 | ML1 | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| methyl(indol-3-yl)acetate | C20635 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| methylcob(III)alamin | C06453 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | UniProt cofactor |
| methylimidazoleacetaldehyde | C05827 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| methylimidazoleaceticacid | C05828 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| mitomycina | C21161 | MQA | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Biologically significant ligand; |
| mitomycinb | C21162 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| Molybdenum_cofactor | C18237 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| molybdopterin | C05924 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| monodehydroascorbate | C01041 | ISD | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | Biologically significant ligand; |
| myo-inositolphosphate | C15585 | n/a | Organic compounds | Organoheterocyclic compounds | n/a | |
| n-acetylisoniazid | C07585 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| n-acetylserotonin | C00978 | ASE | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Biologically significant ligand; |
| nicotinamide | C00153 | NCA | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| Nicotinic_acid | C00253 | NIO | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| n-methylserotonin | C06212 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| n-methyltryptamine | C06213 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| o-1-alk-1-enyl-2-acyl-sn-glycero-3-phosphoethanolamine | C04756 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| orotate | C00295 | ORO | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| phenazine-1-carboxylate | C21442 | n/a | Organic compounds | Organoheterocyclic compounds | Diazanaphthalenes | |
| pheophorbidea | C18021 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| poly-beta-hydroxybutyrate | C06143 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrahydroisoquinolines | |
| precorrin1 | C15527 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin2 | C02463 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin3a | C05772 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin4 | C06407 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin5 | C06416 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin6b | C06319 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin6x | C06320 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| precorrin8x | C06408 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| proclavaminicacid | C06658 | n/a | Organic compounds | Organoheterocyclic compounds | Lactams | |
| protoanemonin | C07090 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| protochlorophyllidea | C02880 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| protodeoxyviolaceinicacid | C21131 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| protoporphyrin | C02191 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| protoporphyrinogenix | C01079 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| protoviolaceinicacid | C21134 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| purine | C15587 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| pyocyanin | C01748 | n/a | Organic compounds | Organoheterocyclic compounds | Diazanaphthalenes | |
| pyridine | C00747 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| pyridine-2,3-dicarboxylate | C03722 | NTM | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| pyridoxal | C00250 | PXL | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| pyridoxal5'-phosphate | C00018 | PLP | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; UniProt cofactor |
| Pyridoxamine | C00534 | PXM | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Biologically significant ligand; |
| pyridoxaminephosphate | C00647 | PMP | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| Pyridoxine | C00314 | UEG | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| pyridoxinephosphate | C00627 | n/a | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | |
| pyrimidinebase | C00396 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| pyropheophorbidea | C18064 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| quinoline-3,4-diol | C06330 | n/a | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | |
| rebeccamycin | C19701 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| reducedriboflavin | C01007 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| reducedvitamink | C05850 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| Riboflavin | C00255 | RBF | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| s-alkyl-l-cysteines-oxide | C03726 | n/a | Organic compounds | Organoheterocyclic compounds | Triazines | |
| sepiapterin | C00835 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| serotonin | C00780 | SRO | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| siroheme | C00748 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| sirohydrochlorin | C05778 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| s-palmitoylprotein | C17202 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| sterol | C00370 | n/a | Organic compounds | Organoheterocyclic compounds | Benzimidazoles | |
| tceepoxide | C11148 | n/a | Organic compounds | Organoheterocyclic compounds | Epoxides | |
| tegafur | C12673 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| testololactone | C04676 | n/a | Organic compounds | Organoheterocyclic compounds | Naphthopyrans | |
| tetrahydrobiopterin | C00272 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | Biologically significant ligand; UniProt cofactor |
| tetrahydrofolate | C00101 | 1YJ | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | Biologically significant ligand; |
| tetrahydropapaveroline | C06350 | n/a | Organic compounds | Organoheterocyclic compounds | Isoquinolines and derivatives | |
| tetrahydropteroyl-[gamma-glu]n1 | C03541 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| tetrahydropteroyltri-l-glutamate | C04144 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| thf-l-glutamate | C09332 | n/a | Organic compounds | Organoheterocyclic compounds | Pteridines and derivatives | |
| Thiamine | C00378 | VIB | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| thiaminediphosphate | C00068 | TDP | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; UniProt cofactor |
| thiaminmonophosphate | C01081 | TPS | Organic compounds | Organoheterocyclic compounds | Diazines | |
| thiamintriphosphate | C03028 | n/a | Organic compounds | Organoheterocyclic compounds | Diazines | |
| thioguanine | C07648 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| thiopurine | C01756 | n/a | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | |
| thymine | C00178 | TDR | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| trans-4-carboxymethylenebut-2-en-4-olide | C12838 | n/a | Organic compounds | Organoheterocyclic compounds | Dihydrofurans | |
| triacylglycerol | C00422 | n/a | Organic compounds | Organoheterocyclic compounds | Azoles | |
| tryptamine | C00398 | n/a | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | |
| tryptophan | C00078 | TRP | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Biologically significant ligand; |
| uracil | C00106 | URA | Organic compounds | Organoheterocyclic compounds | Diazines | Biologically significant ligand; |
| Urate | C00366 | URC | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| urocanate | C00785 | URO | Organic compounds | Organoheterocyclic compounds | Azoles | Biologically significant ligand; |
| uroporphyriniii | C02469 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| uroporphyrinogeniii | C01051 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| vitaminb12 | C05776 | n/a | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | |
| xanthine | C00385 | XAN | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Biologically significant ligand; |
| dimethylselenide | C02535 | n/a | Organic compounds | Organometallic compounds | Organometalloid compounds | |
| methaneselenol | C05703 | MMC | Organic compounds | Organometallic compounds | Organometalloid compounds | |
| trimethylselenonium | C18872 | n/a | Organic compounds | Organometallic compounds | Organometalloid compounds | |
| carbonylsulfide | C07331 | n/a | Organic compounds | Organosulfur compounds | n/a | |
| dimethylsulfide | C00580 | n/a | Organic compounds | Organosulfur compounds | Thioethers | |
| dimethylsulfoxide | C11143 | DMS | Organic compounds | Organosulfur compounds | Sulfoxides | Biologically significant ligand; |
| methanethiol | C00409 | MEE | Organic compounds | Organosulfur compounds | Thiols | Biologically significant ligand; |
| thiocyanate | C01755 | SCN | Organic compounds | Organosulfur compounds | Thiocyanates | |
| trimethylsulfonium | C01008 | n/a | Organic compounds | Organosulfur compounds | n/a | |
| (-)-sophorol | C16228 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| (+)-sophorol | C16227 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| (2r,3s)-catechin | C06562 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (2r,3s,4s)-leucoanthocyanidin | C21418 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (2s)-flavan-4-ol | C02345 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (2s)-flavanone | C02099 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (2s,3r)-flavan-3-ol | C21379 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (2s,3s)-3-methylphenylalanine | C20895 | n/a | Organic compounds | Phenylpropanoids and polyketides | Phenylpropanoic acids | |
| (2s,3s)-flavan-3-ol | C21380 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| (3r)-2'-hydroxyisoflavanone | C21739 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| (4r)-4,2'-dihydroxyisoflavan | C21738 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 1,8-diazacyclotetradecane-2,9-dione | C04277 | n/a | Organic compounds | Phenylpropanoids and polyketides | Macrolactams | |
| 10-deoxymethynolide | C11993 | E4H | Organic compounds | Phenylpropanoids and polyketides | Macrolides and analogues | Biologically significant ligand; |
| 13-deoxycarminomycin | C12428 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| 13-deoxydaunorubicin | C12429 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| 15-demethoxy-epsilon-rhodomycin | C18641 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| 15-demethylaclacinomycint | C20689 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| 1-phosphatidyl-1d-myo-inositol4-phosphate | C01277 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tannins | |
| 2,3-trans-3,4-cis-leucocyanidin | C05906 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| 2',7-dihydroxy-4',5'-methylenedioxyisoflavone | C16226 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 2'-hydroxybiochanina | C12135 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 2'-hydroxyformononetin | C02920 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 2'-o-methylisoliquiritigenin | C15531 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| 2-polyprenyl-3-methyl-6-methoxy-1,4-benzoquinone | C17561 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| 2-polyprenyl-6-methoxy-1,4-benzoquinone | C17560 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| 3-(3,4-dihydroxyphenyl)lactate | C01207 | n/a | Organic compounds | Phenylpropanoids and polyketides | Phenylpropanoic acids | |
| 3-(4-hydroxyphenyl)lactate | C03672 | n/a | Organic compounds | Phenylpropanoids and polyketides | Phenylpropanoic acids | |
| 3-methoxy-4-hydroxy-trans-cinnamate | C01494 | FER | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | Biologically significant ligand; |
| 3-o-alpha-mycarosylerythronolideb | C06630 | n/a | Organic compounds | Phenylpropanoids and polyketides | Macrolides and analogues | |
| 4-coumarate | C00811 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| 4-coumarylalcohol | C02646 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamyl alcohols | |
| 4-hydroxycinnamoylmethane | C12088 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| 4-hydroxycinnamylaldehyde | C05608 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamaldehydes | |
| 5a,11a-dehydrochlortetracycline | C18298 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tetracyclines | |
| 5a,11a-dehydrooxytetracycline | C18296 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tetracyclines | |
| 5a,11a-dehydrotetracycline | C03206 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tetracyclines | |
| 5-deoxyleucopelargonidin | C16415 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| 5-hydroxyferulicacidmethylester | C05619 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| 6-deoxyerythronolideb | C03240 | n/a | Organic compounds | Phenylpropanoids and polyketides | Macrolides and analogues | |
| 7,2'-dihydroxy-4'-methoxy-isoflavanol | C16187 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 7-hydroxyisoflavone | C15615 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| 7-methoxyisoflavone | C15616 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| aclacinomycint | C18634 | 3VL | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| aflatoxinb1 | C06800 | AFT | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxinb1diol | C19588 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxinb1-endo-8,9-epoxide | C19595 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxinb1-exo-8,9-epoxide | C19586 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxinm1 | C16756 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxin-m1-8,9-epoxide | C19594 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| aflatoxinq1 | C19585 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| afzelechin | C09320 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| anhydrochlortetracycline | C18297 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tetracyclines | |
| anhydrotetracycline | C02811 | n/a | Organic compounds | Phenylpropanoids and polyketides | Tetracyclines | |
| anthocyanidinwitha3-hydroxygroup | C21381 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| apiforol | C12124 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| bisdemethoxycurcumin | C17743 | n/a | Organic compounds | Phenylpropanoids and polyketides | Diarylheptanoids | |
| caffeate | C01197 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| caffeicaldehyde | C10945 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamaldehydes | |
| caffeylalcohol | C12206 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamyl alcohols | |
| carminomycin | C12432 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| chrysanthemin | C08604 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| cinnamaldehyde | C00903 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamaldehydes | |
| cinnamylalcohol | C02394 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamyl alcohols | |
| cis-3,4-leucopelargonidin | C03648 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| cis-stilbeneoxide | C16014 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| curcumin | C10443 | n/a | Organic compounds | Phenylpropanoids and polyketides | Diarylheptanoids | |
| cyanidin | C05905 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| daidzein | C10208 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| daunorubicin | C01907 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| decarbamoylnovobiocin | C12476 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| delphinidin | C05908 | DLM | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| delphinidin3-o-glucoside | C12138 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| demethoxycurcumin | C17742 | n/a | Organic compounds | Phenylpropanoids and polyketides | Diarylheptanoids | |
| demethyldecarbamoylnovobiocin | C12475 | n/a | Organic compounds | Phenylpropanoids and polyketides | Coumarins and derivatives | |
| digallate | C01572 | n/a | Organic compounds | Phenylpropanoids and polyketides | Depsides and depsidones | |
| dihydrokaempferol | C00974 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| dihydromyricetin | C02906 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| e- | C05359 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| endoxifen | C16547 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| epsilon-rhodomycint | C18640 | n/a | Organic compounds | Phenylpropanoids and polyketides | Anthracyclines | |
| eriodictyol | C05631 | ERD | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| eriodictyolchalcone | C15525 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| ferreirin | C10419 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| fisetinidol-4beta-ol | C09736 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| fustin | C01378 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| Gallocatechol | C12127 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| garbanzol | C09751 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| genistein | C06563 | GEN | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| homoeriodictyolchalcone | C16405 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| hydroxytamoxifen | C05011 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| isoformononetin | C12125 | HMO | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | Biologically significant ligand; |
| isoliquiritigenin | C08650 | HCC | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | Biologically significant ligand; |
| leucodelphinidin | C05909 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| luteoforol | C05907 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| narbonolide | C11997 | n/a | Organic compounds | Phenylpropanoids and polyketides | Macrolides and analogues | |
| naringenin | C00509 | NAR | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| naringeninchalcone | C06561 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| n-desmethyltamoxifen | C16546 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| pelargonidin | C05904 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| pelargonidin3-o-glucoside | C12137 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| phenyllactate | C05607 | HF2 | Organic compounds | Phenylpropanoids and polyketides | Phenylpropanoic acids | |
| phloretin | C00774 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| phosphatemonoester | C01153 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isocoumarins and derivatives | |
| pinocembrinchalcone | C16404 | n/a | Organic compounds | Phenylpropanoids and polyketides | Linear 1,3-diarylpropanoids | |
| pinosylvin | C01745 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| prunetin | C10521 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| secondaryalcohol | C01612 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| sinapate | C00482 | SXX | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| tamoxifen | C07108 | CTX | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| tamoxifenn-oxide | C16545 | n/a | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | |
| taxifolin | C01617 | n/a | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | |
| trans-cinnamate | C00423 | n/a | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | |
| vestitone | C00786 | n/a | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | |
| Ni(II)-pyridinium-35-bisthiocarboxylate | C21769 | n/a | n/a | n/a | n/a | UniProt cofactor |
| polysulfide | C19692 | S3H | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | Biologically significant ligand; |
| Ca2+ | C00076 | CA | Inorganic compounds | Homogeneous metal compounds | n/a | UniProt cofactor |
| Cd | C01413 | CD | Inorganic compounds | Homogeneous metal compounds | n/a | UniProt cofactor |
| cobaltion | C00175 | CO | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | Biologically significant ligand; UniProt cofactor |
| Cu | C00070 | CU | Inorganic compounds | Homogeneous metal compounds | n/a | UniProt cofactor |
| Fe2 | C14818 | FE2 | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | Biologically significant ligand; UniProt cofactor |
| Fe3 | C14819 | FE | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | UniProt cofactor |
| Hg | C01319 | n/a | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | |
| Hg2 | C00703 | n/a | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | |
| K | C00238 | K | Inorganic compounds | Homogeneous metal compounds | Homogeneous alkali metal compounds | Biologically significant ligand; UniProt cofactor |
| magnesiumcation | C00305 | MG | Inorganic compounds | Homogeneous metal compounds | Homogeneous alkaline earth metal compounds | Biologically significant ligand; UniProt cofactor |
| Mn2+ | C19610 | MN | Inorganic compounds | Homogeneous metal compounds | n/a | |
| Na | C01330 | NA | Inorganic compounds | Homogeneous metal compounds | Homogeneous alkali metal compounds | Biologically significant ligand; |
| Ni2+ | C19609 | NI | Inorganic compounds | Homogeneous metal compounds | n/a | UniProt cofactor |
| Zn2 | C00038 | ZN | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | Biologically significant ligand; UniProt cofactor |
| bromide | C01324 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous halogens | |
| carbondisulfide | C19033 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| Cl- | C00698 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous halogens | |
| CO | C00237 | CMO | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | Biologically significant ligand; |
| CO2 | C00011 | CO2 | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | Biologically significant ligand; |
| cyanide | C00177 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| deoxynucleoside | C02269 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| diacylglycerol | C00165 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| diimine | C05360 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| diphosphate | C00013 | DPO | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | Biologically significant ligand; |
| fluoride | C00742 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous halogens | |
| H+ | C00080 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| H2 | C00282 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| H2O | C00001 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| HBr | C13645 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Halogen organides | |
| hydrazine | C05361 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| hydrochloricacid | C01327 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Halogen organides | |
| hydrofluoricacid | C16487 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Halogen organides | |
| hydrogenperoxide | C00027 | PEO | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | Biologically significant ligand; |
| hydrogenselenide | C01528 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| hydrogensulfide | C00283 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| hydroxylamine | C00192 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| NH3 | C00014 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | |
| nitrate | C00244 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| nitricoxide | C00533 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| nitrite | C00088 | 2NO | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| nitrogen | C00697 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| O2 | C00007 | OXY | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | Biologically significant ligand; |
| O2.- | C00704 | PER | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| orthophosphate | C00009 | PO4 | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | Biologically significant ligand; |
| phosphonate | C06701 | PHS | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| sulfate | C00059 | SO4 | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | Biologically significant ligand; UniProt cofactor |
| sulfite | C00094 | SO3 | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | Biologically significant ligand; |
| sulfur | C00087 | n/a | Inorganic compounds | Homogeneous non-metal compounds | n/a | |
| sulfurdioxide | C09306 | SO2 | Inorganic compounds | Homogeneous non-metal compounds | Other non-metal organides | |
| thiosulfate | C00320 | THJ | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| triphosphate | C00536 | n/a | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | |
| [2Fe-2S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [3Fe-4S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [4Fe-2O-2S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [4Fe-4S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [7Fe-Mo-9S-C] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [8Fe-7S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [Ni-Fe-S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| [Ni-Fe-S] | C00824 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | n/a | UniProt cofactor |
| arsenate | C11215 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | Miscellaneous mixed metal/non-metals | |
| arsenite | C06697 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | Miscellaneous mixed metal/non-metals | |
| molybdate | C06232 | SE4 | Inorganic compounds | Mixed metal_non-metal compounds | Miscellaneous mixed metal/non-metals | |
| selenate | C05697 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | Other mixed metal/non-metal oxoanionic compounds | |
| selenite | C05684 | BSY | Inorganic compounds | Mixed metal_non-metal compounds | Other mixed metal/non-metal oxoanionic compounds | |
| selenophosphate | C05172 | n/a | Inorganic compounds | Mixed metal_non-metal compounds | Other mixed metal/non-metal oxoanionic compounds | |
| tungstate | C20679 | WO4 | Inorganic compounds | Mixed metal_non-metal compounds | Miscellaneous mixed metal/non-metals | Biologically significant ligand; |
| (2e)-octadecenoyl-[acp] | C16221 | n/a | generic compound | generic compound | n/a | |
| (2s)-2-hydroxycarboxylate | C15565 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxyacyl-[acyl-carrierprotein] | C01271 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxybutanoyl-[acyl-carrierprotein] | C04618 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxydecanoyl-[acyl-carrierprotein] | C04619 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxyoctanoyl-[acyl-carrierprotein] | C04620 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxypalmitoyl-[acyl-carrierprotein] | C04633 | n/a | generic compound | generic compound | n/a | |
| (3r)-3-hydroxytetradecanoyl-[acyl-carrierprotein] | C04688 | n/a | generic compound | generic compound | n/a | |
| (5')pppur-mrna | C02100 | n/a | generic compound | generic compound | n/a | |
| (adp-d-ribosyl)n-acceptor | C03245 | n/a | generic compound | generic compound | n/a | |
| (r)-3-hydroxyoctadecanoyl-[acp] | C16220 | n/a | generic compound | generic compound | n/a | |
| [cysosulfur-carrierprotein]-gly-nh-ch2-c(o)sh | C15814 | n/a | generic compound | generic compound | n/a | |
| [cysteinedesulfurase] | C15811 | n/a | generic compound | generic compound | n/a | |
| [dihydrolipoyllysine-residue(2-methylpropanoyl)transferase]s-(2-methylbutanoyl)dihydrolipoyllysine | C15979 | n/a | generic compound | generic compound | n/a | |
| [dihydrolipoyllysine-residue(2-methylpropanoyl)transferase]s-(2-methylpropanoyl)dihydrolipoyllysine | C15977 | n/a | generic compound | generic compound | n/a | |
| [dihydrolipoyllysine-residue(2-methylpropanoyl)transferase]s-(3-methylbutanoyl)dihydrolipoyllysine | C15975 | n/a | generic compound | generic compound | n/a | |
| [dihydrolipoyllysine-residueacetyltransferase]lipoyllysine | C15972 | n/a | generic compound | generic compound | n/a | |
| [eif5a-precursor]-deoxyhypusine | C07282 | n/a | generic compound | generic compound | n/a | |
| [eif5a-precursor]-lysine | C07281 | n/a | generic compound | generic compound | n/a | |
| [enzyme]-s-sulfanylcysteine | C15812 | n/a | generic compound | generic compound | n/a | |
| [l-asp(4-l-arg)] | C19713 | n/a | generic compound | generic compound | n/a | |
| [l-asp(4-l-arg)]n | C19709 | n/a | generic compound | generic compound | n/a | |
| [lysine-biosynthesis-proteinlysw]-c-terminal-gamma-(l-2-aminoadip-2-yl)-l-glutamate | C19886 | n/a | generic compound | generic compound | n/a | |
| [lysine-biosynthesis-proteinlysw]-c-terminal-l-glutamate | C19885 | n/a | generic compound | generic compound | n/a | |
| [methioninesynthase]-cob(ii)alamin | C06409 | n/a | generic compound | generic compound | n/a | |
| [methioninesynthase]-methylcob(i)alamin | C06410 | n/a | generic compound | generic compound | n/a | |
| [oxidizednadph---hemoproteinreductase] | C03161 | n/a | generic compound | generic compound | n/a | |
| [protein]-l-lysine | C02188 | n/a | generic compound | generic compound | n/a | |
| [protein]-npi-phospho-l-histidine | C04261 | n/a | generic compound | generic compound | n/a | |
| [protein]-tyrosine | C00585 | n/a | generic compound | generic compound | n/a | |
| [reducednadph---hemoproteinreductase] | C03024 | n/a | generic compound | generic compound | n/a | |
| [sulfur-carrierprotein]-gly-nh-ch2-c(o)-s-l-cysteine | C20729 | n/a | generic compound | generic compound | n/a | |
| [trna(ile2)]-cytidine34 | C19722 | n/a | generic compound | generic compound | n/a | |
| [trna(ile2)]-lysidine34 | C19723 | n/a | generic compound | generic compound | n/a | |
| [wnt]-l-serine | C21172 | n/a | generic compound | generic compound | n/a | |
| [wnt]-o-(9z)-hexadec-9-enoyl-l-serine | C21171 | n/a | generic compound | generic compound | n/a | |
| 2-[(3s)-3-carboxy-3-(dimethylamino)propyl]-l-histidine-[translationelongationfactor2] | C16720 | n/a | generic compound | generic compound | n/a | |
| 2'-deoxyribonucleoside5'-diphosphate | C04232 | n/a | generic compound | generic compound | n/a | |
| 2'-deoxyribonucleoside5'-triphosphate | C00677 | n/a | generic compound | generic compound | n/a | |
| 2-deoxystreptamineantibiotic | C03922 | n/a | generic compound | generic compound | n/a | |
| 2-oxoacid | C00161 | n/a | generic compound | generic compound | n/a | |
| 3-hydroxyglutaryl-[acp]methylester | C20373 | n/a | generic compound | generic compound | n/a | |
| 3-hydroxypimeloyl-[acp]methylester | C20377 | n/a | generic compound | generic compound | n/a | |
| 3-ketoglutaryl-[acp]methylester | C20372 | n/a | generic compound | generic compound | n/a | |
| 3-ketopimeloyl-[acp]methylester | C20376 | n/a | generic compound | generic compound | n/a | |
| 3-oxoacid | C01656 | n/a | generic compound | generic compound | n/a | |
| 3-oxoacyl-[acyl-carrierprotein] | C00685 | n/a | generic compound | generic compound | n/a | |
| 3-oxodecanoyl-[acp] | C05753 | n/a | generic compound | generic compound | n/a | |
| 3-oxododecanoyl-[acp] | C05756 | n/a | generic compound | generic compound | n/a | |
| 3-oxohexadecanoyl-[acp] | C05762 | n/a | generic compound | generic compound | n/a | |
| 3-oxohexanoyl-[acp] | C05746 | n/a | generic compound | generic compound | n/a | |
| 3-oxooctanoyl-[acp] | C05750 | n/a | generic compound | generic compound | n/a | |
| 3-oxostearoyl-[acp] | C16219 | n/a | generic compound | generic compound | n/a | |
| 3-oxotetradecanoyl-[acp] | C05759 | n/a | generic compound | generic compound | n/a | |
| 4-demethylwyosineintrna(phe) | C20691 | n/a | generic compound | generic compound | n/a | |
| 5'-(n7-methyl5'-triphosphoguanosine)-[mrna] | C02339 | n/a | generic compound | generic compound | n/a | |
| 5'-dephospho-dna | C02374 | n/a | generic compound | generic compound | n/a | |
| 5'-phospho-dna | C02128 | n/a | generic compound | generic compound | n/a | |
| 7-[(3s)-(3-amino-3-carboxypropyl)]wyosineintrna(phe) | C20649 | n/a | generic compound | generic compound | n/a | |
| 7-[(3s)-3-amino-3-(methoxycarbonyl)propyl]wyosineintrna(phe) | C20659 | n/a | generic compound | generic compound | n/a | |
| 7-[(3s)-3-amino-3-carboxypropyl]-4-demethylwyosineintrna(phe) | C20652 | n/a | generic compound | generic compound | n/a | |
| acceptor | C00028 | n/a | generic compound | generic compound | n/a | |
| acceptor | C02743 | n/a | generic compound | generic compound | n/a | |
| acceptor | C19645 | n/a | generic compound | generic compound | n/a | |
| acceptorbeta-d-glucuronoside | C19646 | n/a | generic compound | generic compound | n/a | |
| acetoacetyl-[acyl-carrierprotein] | C05744 | n/a | generic compound | generic compound | n/a | |
| acetyl-[acyl-carrierprotein] | C03939 | n/a | generic compound | generic compound | n/a | |
| 'activated'trna | C02342 | n/a | generic compound | generic compound | n/a | |
| acyl-[acyl-carrierprotein] | C00173 | n/a | generic compound | generic compound | n/a | |
| adenineindna | C00821 | n/a | generic compound | generic compound | n/a | |
| adenineinrrna | C20648 | n/a | generic compound | generic compound | n/a | |
| adenineinu6snrna | C21798 | n/a | generic compound | generic compound | n/a | |
| adenylyl-[sulfur-carrierprotein] | C15813 | n/a | generic compound | generic compound | n/a | |
| alcohol | C00069 | n/a | generic compound | generic compound | n/a | |
| alk-2-enal | C15597 | n/a | generic compound | generic compound | n/a | |
| alkene | C01372 | n/a | generic compound | generic compound | n/a | |
| alkylsulfate | C02000 | n/a | generic compound | generic compound | n/a | |
| alpha-d-aldose1-phosphate | C00991 | n/a | generic compound | generic compound | n/a | |
| Amide | C00241 | n/a | generic compound | generic compound | n/a | |
| amidine | C06060 | n/a | generic compound | generic compound | n/a | |
| amine | C00706 | n/a | generic compound | generic compound | n/a | |
| anilide | C01402 | n/a | generic compound | generic compound | n/a | |
| anthocyanidin3-o-beta-d-glucoside | C15539 | n/a | generic compound | generic compound | n/a | |
| apoprotein | C16240 | n/a | generic compound | generic compound | n/a | |
| aromatic-l-aminoacid | C01021 | n/a | generic compound | generic compound | n/a | |
| aromaticoxoacid | C00972 | n/a | generic compound | generic compound | n/a | |
| arylsulfate | C00850 | n/a | generic compound | generic compound | n/a | |
| Base | C00701 | n/a | generic compound | generic compound | n/a | |
| beta-d-glucuronoside | C03033 | n/a | generic compound | generic compound | n/a | |
| but-2-enoyl-[acyl-carrierprotein] | C04246 | n/a | generic compound | generic compound | n/a | |
| butyryl-[acp] | C05745 | n/a | generic compound | generic compound | n/a | |
| calmodulinl-lysine | C02816 | n/a | generic compound | generic compound | n/a | |
| calmodulinn6-methyl-l-lysine | C03941 | n/a | generic compound | generic compound | n/a | |
| carboxybiotin-carboxyl-carrierprotein | C04419 | n/a | generic compound | generic compound | n/a | |
| cis-2,3-dehydroacyl-coa | C01122 | n/a | generic compound | generic compound | n/a | |
| cmp-n-acylneuraminate | C01064 | n/a | generic compound | generic compound | n/a | |
| co(i)corrinoidprotein | C06021 | n/a | generic compound | generic compound | n/a | |
| coenzymeF420-(gamma-Glu)n | n/a | n/a | generic compound | generic compound | n/a | UniProt cofactor |
| cutinmonomer | C07300 | n/a | generic compound | generic compound | n/a | |
| cytochromep-450oxidizedform | C06109 | n/a | generic compound | generic compound | n/a | |
| cytochromep-450reducedform | C06110 | n/a | generic compound | generic compound | n/a | |
| deoxynucleoside5'-phosphate | C00676 | n/a | generic compound | generic compound | n/a | |
| dihydrolipoylprotein | C02972 | n/a | generic compound | generic compound | n/a | |
| diphthine-[translationelongationfactor2] | C01573 | n/a | generic compound | generic compound | n/a | |
| DNA | C00039 | n/a | generic compound | generic compound | n/a | |
| dna5-hydroxymethylcytosine | C21031 | n/a | generic compound | generic compound | n/a | |
| dna6-methylaminopurine | C03391 | n/a | generic compound | generic compound | n/a | |
| dnacontaining5-methylcytosine | C02967 | n/a | generic compound | generic compound | n/a | |
| dnacytosine | C00856 | n/a | generic compound | generic compound | n/a | |
| dnan4-methylcytosine | C03110 | n/a | generic compound | generic compound | n/a | |
| dodecanoyl-[acyl-carrierprotein] | C05223 | n/a | generic compound | generic compound | n/a | |
| electron-transferringflavoprotein | C04253 | n/a | generic compound | generic compound | n/a | |
| enzymen6-(dihydrolipoyl)lysine | C15973 | n/a | generic compound | generic compound | n/a | |
| enzymen6-(s-propyldihydrolipoyl)lysine | C21018 | n/a | generic compound | generic compound | n/a | |
| Ester | C02391 | n/a | generic compound | generic compound | n/a | |
| ferricytochromeb | C06260 | n/a | generic compound | generic compound | n/a | |
| ferrocytochromeb | C06259 | n/a | generic compound | generic compound | n/a | |
| feruloyl-polysaccharide | C06741 | n/a | generic compound | generic compound | n/a | |
| g(5')ppppur-mrna | C02031 | n/a | generic compound | generic compound | n/a | |
| gentamicinc | C01918 | n/a | generic compound | generic compound | n/a | |
| glutaredoxin | C07292 | n/a | generic compound | generic compound | n/a | |
| glutaredoxindisulfide | C07293 | n/a | generic compound | generic compound | n/a | |
| glutaryl-[acp]methylester | C20375 | n/a | generic compound | generic compound | n/a | |
| glycogenin | C01702 | n/a | generic compound | generic compound | n/a | |
| glycyl-trna(gly) | C02412 | n/a | generic compound | generic compound | n/a | |
| hepatotoxins | C21758 | n/a | generic compound | generic compound | n/a | |
| hexadecanoyl-[acp] | C05764 | n/a | generic compound | generic compound | n/a | |
| hexadecenoyl-[acyl-carrierprotein] | C16520 | n/a | generic compound | generic compound | n/a | |
| hexanoyl-[acyl-carrierprotein] | C05749 | n/a | generic compound | generic compound | n/a | |
| histonen6-methyl-l-lysine | C03702 | n/a | generic compound | generic compound | n/a | |
| holo-[acyl-carrierprotein] | C00229 | n/a | generic compound | generic compound | n/a | |
| holo-[carboxylase] | C06250 | n/a | generic compound | generic compound | n/a | |
| HX | C00462 | n/a | generic compound | generic compound | n/a | |
| Hydroquinone | C15603 | n/a | generic compound | generic compound | n/a | |
| ketosteroid | C06479 | n/a | generic compound | generic compound | n/a | |
| l-arginyl-trna(arg) | C02163 | n/a | generic compound | generic compound | n/a | |
| l-cysteine-s-conjugate | C02882 | n/a | generic compound | generic compound | n/a | |
| l-cysteinyl-protein | C21487 | n/a | generic compound | generic compound | n/a | |
| l-cysteinyl-trna(cys) | C03125 | n/a | generic compound | generic compound | n/a | |
| l-glutaminyl-peptide | C02986 | n/a | generic compound | generic compound | n/a | |
| l-glutaminyl-trna(gln) | C02282 | n/a | generic compound | generic compound | n/a | |
| l-glutamyl-trna(gln) | C06112 | n/a | generic compound | generic compound | n/a | |
| l-glutamyl-trna(glu) | C02987 | n/a | generic compound | generic compound | n/a | |
| l-histidine-[translationelongationfactor2] | C20663 | n/a | generic compound | generic compound | n/a | |
| l-histidyl-trna(his) | C02988 | n/a | generic compound | generic compound | n/a | |
| lipoylprotein | C02051 | n/a | generic compound | generic compound | n/a | |
| l-isoleucyl-trna(ile) | C03127 | n/a | generic compound | generic compound | n/a | |
| l-leucyl-trna | C02047 | n/a | generic compound | generic compound | n/a | |
| l-lysyl-trna | C01931 | n/a | generic compound | generic compound | n/a | |
| l-methionyl-trna | C02430 | n/a | generic compound | generic compound | n/a | |
| long-chainacyl-coa | C02843 | n/a | generic compound | generic compound | n/a | |
| long-chainaldehyde | C00609 | n/a | generic compound | generic compound | n/a | |
| long-chainfattyacid | C00638 | n/a | generic compound | generic compound | n/a | |
| l-phenylalanyl-trna(phe) | C03511 | n/a | generic compound | generic compound | n/a | |
| l-prolyl-trna(pro) | C02702 | n/a | generic compound | generic compound | n/a | |
| l-selenocysteinyl-trna(sec) | C06482 | n/a | generic compound | generic compound | n/a | |
| l-seryl-trna(sec) | C06481 | n/a | generic compound | generic compound | n/a | |
| l-threonyl-trna(thr) | C02992 | n/a | generic compound | generic compound | n/a | |
| l-tryptophanyl-trna(trp) | C03512 | n/a | generic compound | generic compound | n/a | |
| l-tyrosyl-trna(tyr) | C02839 | n/a | generic compound | generic compound | n/a | |
| l-valyl-trna(val) | C02554 | n/a | generic compound | generic compound | n/a | |
| malonyl-[acp]methylester | C19673 | n/a | generic compound | generic compound | n/a | |
| malonyl-[acyl-carrierprotein] | C01209 | n/a | generic compound | generic compound | n/a | |
| methylatedamine | C02436 | n/a | generic compound | generic compound | n/a | |
| methyl-co(iii)corrinoidprotein | C06020 | n/a | generic compound | generic compound | n/a | |
| monocarboxylicacidamide | C03620 | n/a | generic compound | generic compound | n/a | |
| n3-acetylgentamicinc | C03297 | n/a | generic compound | generic compound | n/a | |
| n6-dimethyladenineinrrna | C20796 | n/a | generic compound | generic compound | n/a | |
| n6-methyladenineinu6snrna | C21799 | n/a | generic compound | generic compound | n/a | |
| n-acyl-l-aminoacid | C02850 | n/a | generic compound | generic compound | n/a | |
| n-alkanal | C15596 | n/a | generic compound | generic compound | n/a | |
| NDP | C00454 | n/a | generic compound | generic compound | n/a | |
| ndp-1-epi-valienol | C21210 | n/a | generic compound | generic compound | n/a | |
| n-formylmethionyl-trna | C03294 | n/a | generic compound | generic compound | n/a | |
| n-substitutedaminoacyl-trna | C03880 | n/a | generic compound | generic compound | n/a | |
| NTP | C00201 | n/a | generic compound | generic compound | n/a | |
| nucleoside | C00801 | n/a | generic compound | generic compound | n/a | |
| nucleotide | C00215 | n/a | generic compound | generic compound | n/a | |
| octadecanoyl-[acyl-carrierprotein] | C04088 | n/a | generic compound | generic compound | n/a | |
| octanoyl-[acp] | C05752 | n/a | generic compound | generic compound | n/a | |
| oleoyl-[acyl-carrierprotein] | C01203 | n/a | generic compound | generic compound | n/a | |
| o-phosphoprotamine | C02729 | n/a | generic compound | generic compound | n/a | |
| oxidizedadrenalferredoxin | C00667 | n/a | generic compound | generic compound | n/a | |
| oxidizedazurin | C05357 | n/a | generic compound | generic compound | n/a | |
| oxidizedferredoxin[iron-sulfur]cluster | C00139 | n/a | generic compound | generic compound | n/a | |
| oxidizedflavodoxin | C02869 | n/a | generic compound | generic compound | n/a | |
| oxidizedputidaredoxin | C03302 | n/a | generic compound | generic compound | n/a | |
| palmitoyl-protein | C06412 | n/a | generic compound | generic compound | n/a | |
| penicilloicacid | C06567 | n/a | generic compound | generic compound | n/a | |
| peptide | C00012 | n/a | generic compound | generic compound | n/a | |
| Peptidylproline | C03633 | n/a | generic compound | generic compound | n/a | |
| phospholipidolefinicfattyacid | C01229 | n/a | generic compound | generic compound | n/a | |
| phosphoprotein | C00562 | n/a | generic compound | generic compound | n/a | |
| pimeloyl-[acyl-carrierprotein] | C19845 | n/a | generic compound | generic compound | n/a | |
| pimeloyl-[acyl-carrierprotein]methylester | C19846 | n/a | generic compound | generic compound | n/a | |
| poly[(r)-3-hydroxybutanoate]n-x | C11551 | n/a | generic compound | generic compound | n/a | |
| poly[(r)-3-hydroxybutanoate]x | C11552 | n/a | generic compound | generic compound | n/a | |
| primaryalcohol | C00226 | n/a | generic compound | generic compound | n/a | |
| protamine | C01609 | n/a | generic compound | generic compound | n/a | |
| protein | C00017 | n/a | generic compound | generic compound | n/a | |
| proteinglutamate | C00614 | n/a | generic compound | generic compound | n/a | |
| proteinglutamine | C02583 | n/a | generic compound | generic compound | n/a | |
| proteinhistidine | C00615 | n/a | generic compound | generic compound | n/a | |
| protein-l-arginine | C00613 | n/a | generic compound | generic compound | n/a | |
| proteinl-isoaspartate | C03306 | n/a | generic compound | generic compound | n/a | |
| proteinn(omega),n(omega)'-dimethyl-l-arginine | C21189 | n/a | generic compound | generic compound | n/a | |
| proteinn(omega),n(omega)-dimethyl-l-arginine | C21188 | n/a | generic compound | generic compound | n/a | |
| proteinn(omega)-phospho-l-arginine | C21101 | n/a | generic compound | generic compound | n/a | |
| proteinn(tau)-phospho-l-histidine | C04262 | n/a | generic compound | generic compound | n/a | |
| proteinn5-methyl-l-glutamine | C20858 | n/a | generic compound | generic compound | n/a | |
| proteinn6-(1-hydroxy-2-oxopropyl)-l-lysine | C21467 | n/a | generic compound | generic compound | n/a | |
| proteinnomega-(1-hydroxy-2-oxopropyl)-l-arginine | C21466 | n/a | generic compound | generic compound | n/a | |
| proteins-(1-hydroxy-2-oxopropyl)-l-cysteine | C21468 | n/a | generic compound | generic compound | n/a | |
| proteintyrosine-o-sulfate | C03721 | n/a | generic compound | generic compound | n/a | |
| proteintyrosinephosphate | C01167 | n/a | generic compound | generic compound | n/a | |
| putidaredoxin | C02069 | n/a | generic compound | generic compound | n/a | |
| pyranose | C15592 | n/a | generic compound | generic compound | n/a | |
| pyrimidine5'-nucleotide | C03536 | n/a | generic compound | generic compound | n/a | |
| quinone | C00472 | PLQ | generic compound | generic compound | n/a | |
| quinone | C15602 | n/a | generic compound | generic compound | n/a | |
| RBr | C00720 | n/a | generic compound | generic compound | n/a | |
| rch2nhr' | C21299 | n/a | generic compound | generic compound | n/a | |
| RCl | C01334 | n/a | generic compound | generic compound | n/a | |
| r-co-r' | C01450 | n/a | generic compound | generic compound | n/a | |
| reducedacceptor | C00030 | n/a | generic compound | generic compound | n/a | |
| reducedadrenodoxin | C00662 | n/a | generic compound | generic compound | n/a | |
| reducedazurin | C05358 | n/a | generic compound | generic compound | n/a | |
| reducedelectron-transferringflavoprotein | C04570 | n/a | generic compound | generic compound | n/a | |
| reducedferredoxin[iron-sulfur]cluster | C00138 | n/a | generic compound | generic compound | n/a | |
| reducedflavodoxin | C02745 | n/a | generic compound | generic compound | n/a | |
| reducedrubredoxin | C00340 | n/a | generic compound | generic compound | n/a | |
| RH | C01371 | n/a | generic compound | generic compound | n/a | |
| RNAn | C00046 | n/a | generic compound | generic compound | n/a | |
| R'NH2 | C21300 | n/a | generic compound | generic compound | n/a | |
| ROH | C01335 | n/a | generic compound | generic compound | n/a | |
| rRNA | C00240 | n/a | generic compound | generic compound | n/a | |
| rrnacontainingn1-methylguanine | C04152 | n/a | generic compound | generic compound | n/a | |
| rrnacontainingn2-methylguanine | C04153 | n/a | generic compound | generic compound | n/a | |
| s-aminomethyldihydrolipoylprotein | C01242 | n/a | generic compound | generic compound | n/a | |
| s-anthraniloyl-l-cysteinyl-protein | C21488 | n/a | generic compound | generic compound | n/a | |
| selenomethionyl-trna(met) | C05336 | n/a | generic compound | generic compound | n/a | |
| semiquinone | C05309 | n/a | generic compound | generic compound | n/a | |
| s-octanoyl-l-cysteinyl-protein | C21489 | n/a | generic compound | generic compound | n/a | |
| s-sulfanyl-acceptor | C21440 | n/a | generic compound | generic compound | n/a | |
| sterylester | C01958 | n/a | generic compound | generic compound | n/a | |
| substitutedbeta-aminoacid | C03806 | n/a | generic compound | generic compound | n/a | |
| sugar | C11477 | n/a | generic compound | generic compound | n/a | |
| sugarphosphate | C00934 | n/a | generic compound | generic compound | n/a | |
| sulfur-carrierprotein | C15810 | n/a | generic compound | generic compound | n/a | |
| Thiol | C00145 | n/a | generic compound | generic compound | n/a | |
| thioredoxin | C00342 | n/a | generic compound | generic compound | n/a | |
| trans-2,3-dehydroacyl-[acyl-carrierprotein] | C00693 | n/a | generic compound | generic compound | n/a | |
| trans-3-enoyl-coa | C05067 | n/a | generic compound | generic compound | n/a | |
| trans-oct-2-enoyl-[acp] | C05751 | n/a | generic compound | generic compound | n/a | |
| tRNA | C00066 | n/a | generic compound | generic compound | n/a | |
| trna(arg) | C01636 | n/a | generic compound | generic compound | n/a | |
| trna(cys) | C01639 | n/a | generic compound | generic compound | n/a | |
| trna(gln) | C01640 | n/a | generic compound | generic compound | n/a | |
| trna(glu) | C01641 | n/a | generic compound | generic compound | n/a | |
| trna(gly) | C01642 | n/a | generic compound | generic compound | n/a | |
| trna(his) | C01643 | n/a | generic compound | generic compound | n/a | |
| trna(ile) | C01644 | n/a | generic compound | generic compound | n/a | |
| trna(leu) | C01645 | n/a | generic compound | generic compound | n/a | |
| trna(lys) | C01646 | n/a | generic compound | generic compound | n/a | |
| trna(met) | C01647 | n/a | generic compound | generic compound | n/a | |
| trna(phe) | C01648 | n/a | generic compound | generic compound | n/a | |
| trna(pro) | C01649 | n/a | generic compound | generic compound | n/a | |
| trna(thr) | C01651 | n/a | generic compound | generic compound | n/a | |
| trna(trp) | C01652 | n/a | generic compound | generic compound | n/a | |
| trna(tyr) | C00787 | n/a | generic compound | generic compound | n/a | |
| trna(val) | C01653 | n/a | generic compound | generic compound | n/a | |
| trnacontaining2'-o-methylguanosine | C04545 | n/a | generic compound | generic compound | n/a | |
| trnacontaining5-methylcytosine | C04155 | n/a | generic compound | generic compound | n/a | |
| trnacontaining6-isopentenyladenosine | C04432 | n/a | generic compound | generic compound | n/a | |
| trnacontainingathionucleotide | C04161 | n/a | generic compound | generic compound | n/a | |
| trnacontainingn1-methylguanine | C04157 | n/a | generic compound | generic compound | n/a | |
| trnacontainingn7-methylguanine | C04160 | n/a | generic compound | generic compound | n/a | |
| trnacontainingribothymidineatposition54 | C03446 | n/a | generic compound | generic compound | n/a | |
| trnacontaininguridineatposition54 | C01764 | n/a | generic compound | generic compound | n/a | |
| trnaguanine | C01977 | n/a | generic compound | generic compound | n/a | |
| trnauridine | C00868 | n/a | generic compound | generic compound | n/a | |
| ubiquitin | C00496 | n/a | generic compound | generic compound | n/a | |
| ubiquitinc-terminalthiolester | C04090 | n/a | generic compound | generic compound | n/a | |
| udp-sugar | C05227 | n/a | generic compound | generic compound | n/a | |
| waxester | C01629 | n/a | generic compound | generic compound | n/a | |
| wybutosineintrna(phe) | C20660 | n/a | generic compound | generic compound | n/a |