H-group (homology)
219.1 Cysteine proteinases
Ligands and drugs
7,751
Member domains
2,037
with ligand contacts (≤ 4 Å)
26.3% of members
1,697
with DrugDomain annotations
21.9% of members
939
with a DrugBank compound
12.1% of members
Aggregated over all current member domains of this group. Drug annotations come from DrugDomain; buffers and crystallization additives are excluded from the tables below.
Chemical profile
Chemical profiles are computed for X-groups. 219.1 belongs to X-group 219 Cysteine proteinases-like, which binds 9.6 ligand superclasses per 20 proteins, broader than 89% of the 256 X-groups with enough proteins to compare. View its chemical profile →
DrugBank compounds
| DrugBank | PDB ligand | Name | Domains |
|---|---|---|---|
| DB04276 | E64 | 4-[[(2S)-2-[[(2S)-3-Carboxy-2-hydroxypropanoyl]amino]-4-methylpentanoyl]amino]butyl-(diaminomethylidene)azanium | 46 |
| DB00141 | NAG | N-Acetylglucosamine | 37 |
| DB14981 | IHP | Phytic acid | 21 |
| DB01992 | COA | Coenzyme A | 16 |
| DB03345 | BME | Mercaptoethanol | 13 |
| DB04315 | GDP | Guanosine-5'-Diphosphate | 11 |
| DB08656 | TTT | 5-amino-2-methyl-N-[(1R)-1-naphthalen-1-ylethyl]benzamide | 11 |
| DB04349 | PGO | (S)-propane-1,2-diol | 8 |
| DB03837 | C1P | Morpholine-4-Carboxylic Acid (1-(3-Benzenesulfonyl-1-Phenethylallylcarbamoyl)-3-Methylbutyl)-Amide | 7 |
| DB02855 | 074 | N-(3-Propylcarbamoyloxirane-2-Carbonyl)-Isoleucyl-Proline | 6 |
| DB04137 | GTP | Guanosine-5'-Triphosphate | 6 |
| DB04126 | E6C | N-[1-Hydroxycarboxyethyl-Carbonyl]Leucylamino-2-Methyl-Butane | 5 |
| DB07878 | H7J | N-[(1S)-1-{1-[(1R,3E)-1-ACETYLPENT-3-EN-1-YL]-1H-1,2,3-TRIAZOL-4-YL}-1,2-DIMETHYLPROPYL]BENZAMIDE | 5 |
| DB00123 | LYS | Lysine | 4 |
| DB00171 | ATP | ATP | 4 |
| DB00201 | CFF | Caffeine | 4 |
| DB02766 | ZFB | (3R)-3-{[(Benzyloxy)carbonyl]amino}-2-oxo-4-phenylbutane-1-diazonium | 4 |
| DB03435 | UDP | Uridine-5'-Diphosphate | 4 |
| DB04427 | VS4 | N-{(3S)-1-[(Benzyloxy)sulfamoyl]-5-phenyl-3-pentanyl}-Nα-[(4-methyl-1-piperazinyl)carbonyl]-L-phenylalaninamide | 4 |
| DB08603 | TCK | N-[(1S)-5-amino-1-(chloroacetyl)pentyl]-4-methylbenzenesulfonamide | 4 |
Most frequently bound compounds
| PDB ligand | Name | Domains in contact |
|---|---|---|
| ZNmetal | ZINC ION | 379 |
| CL | CHLORIDE ION | 352 |
| CAmetal | CALCIUM ION | 159 |
| NAmetal | SODIUM ION | 120 |
| E64 | N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE | 60 |
| NAG | 2-acetamido-2-deoxy-beta-D-glucopyranose | 58 |
| AYE | prop-2-en-1-amine | 40 |
| Kmetal | POTASSIUM ION | 39 |
| MGmetal | MAGNESIUM ION | 24 |
| IHP | INOSITOL HEXAKISPHOSPHATE | 21 |
| TFA | trifluoroacetic acid | 20 |
| BR | BROMIDE ION | 18 |
| COA | COENZYME A | 16 |
| NEH | ETHANAMINE | 15 |
| GVE | METHYL 4-AMINOBUTANOATE | 14 |
| UNX | UNKNOWN ATOM OR ION | 14 |
| BME | BETA-MERCAPTOETHANOL | 13 |
| GDP | GUANOSINE-5'-DIPHOSPHATE | 11 |
| TTT | 5-amino-2-methyl-N-[(1R)-1-naphthalen-1-ylethyl]benzamide | 11 |
| 0IW | Nalpha-[(4-methylpiperazin-1-yl)carbonyl]-N-[(3S)-1-phenyl-5-(phenylsulfonyl)pentan-3-yl]-L-phenylalaninamide | 10 |