COG cluster associated with parent COG general functional cagegory: Carbohydrate transport and metabolism
COG ID
Link to COG
Functional Description Protein Count
Link to
protein list

COG2706 3-carboxymuconate cyclase [Carbohydrate transport and metabolism] 546
COG3386 Gluconolactonase [Carbohydrate transport and metabolism] 452
COG3839 MalK ABC-type sugar transport systems, ATPase components [Carbohydrate transport and metabolism] 358
COG2814 AraJ Arabinose efflux permease [Carbohydrate transport and metabolism] 352
COG2271 UhpC Sugar phosphate permease [Carbohydrate transport and metabolism] 343
COG1129 MglA ABC-type sugar transport system, ATPase component [Carbohydrate transport and metabolism] 317
COG0738 FucP Fucose permease [Carbohydrate transport and metabolism] 308
COG2211 MelB Na+/melibiose symporter and related transporters [Carbohydrate transport and metabolism] 303
COG2956 Predicted N-acetylglucosaminyl transferase [Carbohydrate transport and metabolism] 221
COG0477 ProP Permeases of the major facilitator superfamily [Carbohydrate transport and metabolism / Amino acid transport and metabolism / Inorganic ion transport and metabolism / General function prediction only] 214
COG1134 TagH ABC-type polysaccharide/polyol phosphate transport system, ATPase component [Carbohydrate transport and metabolism / Cell envelope biogenesis, outer membrane] 211
COG1086 Predicted nucleoside-diphosphate sugar epimerases [Cell envelope biogenesis, outer membrane / Carbohydrate transport and metabolism] 140
COG0451 WcaG Nucleoside-diphosphate-sugar epimerases [Cell envelope biogenesis, outer membrane / Carbohydrate transport and metabolism] 134
COG1635 THI4 Ribulose 1,5-bisphosphate synthetase, converts PRPP to RuBP, flavoprotein [Carbohydrate transport and metabolism] 111
COG0702 Predicted nucleoside-diphosphate-sugar epimerases [Cell envelope biogenesis, outer membrane / Carbohydrate transport and metabolism] 95
COG2133 Glucose/sorbosone dehydrogenases [Carbohydrate transport and metabolism] 78
COG1819 Glycosyl transferases, related to UDP-glucuronosyltransferase [Carbohydrate transport and metabolism / Signal transduction mechanisms] 50
COG1070 XylB Sugar (pentulose and hexulose) kinases [Carbohydrate transport and metabolism] 43
COG3265 GntK Gluconate kinase [Carbohydrate transport and metabolism] 41
COG0697 RhaT Permeases of the drug/metabolite transporter (DMT) superfamily [Carbohydrate transport and metabolism / Amino acid transport and metabolism / General function prediction only] 37
COG3325 ChiA Chitinase [Carbohydrate transport and metabolism] 34
COG2074 2-phosphoglycerate kinase [Carbohydrate transport and metabolism] 34
COG1023 Gnd Predicted 6-phosphogluconate dehydrogenase [Carbohydrate transport and metabolism] 33
COG0296 GlgB 1,4-alpha-glucan branching enzyme [Carbohydrate transport and metabolism] 30
COG3250 LacZ Beta-galactosidase/beta-glucuronidase [Carbohydrate transport and metabolism] 25
COG0800 Eda 2-keto-3-deoxy-6-phosphogluconate aldolase [Carbohydrate transport and metabolism] 25
COG0366 AmyA Glycosidases [Carbohydrate transport and metabolism] 25
COG5070 VRG4 Nucleotide-sugar transporter [Carbohydrate transport and metabolism / Posttranslational modification, protein turnover, chaperones / Intracellular trafficking and secretion] 24
COG3010 NanE Putative N-acetylmannosamine-6-phosphate epimerase [Carbohydrate transport and metabolism] 23
COG0362 Gnd 6-phosphogluconate dehydrogenase [Carbohydrate transport and metabolism] 23
COG1501 Alpha-glucosidases, family 31 of glycosyl hydrolases [Carbohydrate transport and metabolism] 23
COG1523 PulA Type II secretory pathway, pullulanase PulA and related glycosidases [Carbohydrate transport and metabolism] 23
COG0647 NagD Predicted sugar phosphatases of the HAD superfamily [Carbohydrate transport and metabolism] 23
COG3280 TreY Maltooligosyl trehalose synthase [Carbohydrate transport and metabolism] 22
COG0269 SgbH 3-hexulose-6-phosphate synthase and related proteins [Carbohydrate transport and metabolism] 21
COG0036 Rpe Pentose-5-phosphate-3-epimerase [Carbohydrate transport and metabolism] 20
COG4975 GlcU Putative glucose uptake permease [Carbohydrate transport and metabolism] 19
COG0448 GlgC ADP-glucose pyrophosphorylase [Carbohydrate transport and metabolism] 19
COG1349 GlpR Transcriptional regulators of sugar metabolism [Transcription / Carbohydrate transport and metabolism] 18
COG2513 PrpB PEP phosphonomutase and related enzymes [Carbohydrate transport and metabolism] 18
COG3469 Chitinase [Carbohydrate transport and metabolism] 18
COG3635 Predicted phosphoglycerate mutase, AP superfamily [Carbohydrate transport and metabolism] 17
COG1877 OtsB Trehalose-6-phosphatase [Carbohydrate transport and metabolism] 17
COG1015 DeoB Phosphopentomutase [Carbohydrate transport and metabolism] 17
COG0021 TktA Transketolase [Carbohydrate transport and metabolism] 16
COG1830 FbaB DhnA-type fructose-1,6-bisphosphate aldolase and related enzymes [Carbohydrate transport and metabolism] 16
COG0383 AMS1 Alpha-mannosidase [Carbohydrate transport and metabolism] 16
COG0580 GlpF Glycerol uptake facilitator and related permeases (Major Intrinsic Protein Family) [Carbohydrate transport and metabolism] 16
COG0696 GpmI Phosphoglyceromutase [Carbohydrate transport and metabolism] 15
COG0483 SuhB Archaeal fructose-1,6-bisphosphatase and related enzymes of inositol monophosphatase family [Carbohydrate transport and metabolism] 15
COG1874 LacA Beta-galactosidase [Carbohydrate transport and metabolism] 15
COG0588 GpmA Phosphoglycerate mutase 1 [Carbohydrate transport and metabolism] 15
COG0297 GlgA Glycogen synthase [Carbohydrate transport and metabolism] 14
COG0524 RbsK Sugar kinases, ribokinase family [Carbohydrate transport and metabolism] 14
COG1682 TagG ABC-type polysaccharide/polyol phosphate export systems, permease component [Carbohydrate transport and metabolism / Cell envelope biogenesis, outer membrane] 14
COG1940 NagC Transcriptional regulator/sugar kinase [Transcription / Carbohydrate transport and metabolism] 14
COG2723 BglB Beta-glucosidase/6-phospho-beta-glucosidase/beta-galactosidase [Carbohydrate transport and metabolism] 14
COG3867 Arabinogalactan endo-1,4-beta-galactosidase [Carbohydrate transport and metabolism] 13
COG0057 GapA Glyceraldehyde-3-phosphate dehydrogenase/erythrose-4-phosphate dehydrogenase [Carbohydrate transport and metabolism] 13
COG3959 Transketolase, N-terminal subunit [Carbohydrate transport and metabolism] 13
COG1105 FruK Fructose-1-phosphate kinase and related fructose-6-phosphate kinase (PfkB) [Carbohydrate transport and metabolism] 13
COG0380 OtsA Trehalose-6-phosphate synthase [Carbohydrate transport and metabolism] 13
COG0537 Hit Diadenosine tetraphosphate (Ap4A) hydrolase and other HIT family hydrolases [Nucleotide transport and metabolism / Carbohydrate transport and metabolism / General function prediction only] 12
COG5026 Hexokinase [Carbohydrate transport and metabolism] 12
COG3525 Chb N-acetyl-beta-hexosaminidase [Carbohydrate transport and metabolism] 12
COG2971 Predicted N-acetylglucosamine kinase [Carbohydrate transport and metabolism] 11
COG3408 GDB1 Glycogen debranching enzyme [Carbohydrate transport and metabolism] 11
COG3345 GalA Alpha-galactosidase [Carbohydrate transport and metabolism] 11
COG3961 Pyruvate decarboxylase and related thiamine pyrophosphate-requiring enzymes [Carbohydrate transport and metabolism / Coenzyme metabolism / General function prediction only] 11
COG1626 TreA Neutral trehalase [Carbohydrate transport and metabolism] 10
COG0662 {ManC} Mannose-6-phosphate isomerase [Carbohydrate transport and metabolism] 10
COG2017 GalM Galactose mutarotase and related enzymes [Carbohydrate transport and metabolism] 10
COG3958 Transketolase, C-terminal subunit [Carbohydrate transport and metabolism] 10
COG0058 GlgP Glucan phosphorylase [Carbohydrate transport and metabolism] 10
COG1486 CelF Alpha-galactosidases/6-phospho-beta-glucosidases, family 4 of glycosyl hydrolases [Carbohydrate transport and metabolism] 10
COG4284 UDP-glucose pyrophosphorylase [Carbohydrate transport and metabolism] 10
COG0158 Fbp Fructose-1,6-bisphosphatase [Carbohydrate transport and metabolism] 10
COG1109 {ManB} Phosphomannomutase [Carbohydrate transport and metabolism] 9
COG3957 Phosphoketolase [Carbohydrate transport and metabolism] 9
COG2140 Thermophilic glucose-6-phosphate isomerase and related metalloenzymes [Carbohydrate transport and metabolism / General function prediction only] 9
COG1820 NagA N-acetylglucosamine-6-phosphate deacetylase [Carbohydrate transport and metabolism] 8
COG1363 FrvX Cellulase M and related proteins [Carbohydrate transport and metabolism] 8
COG0363 NagB 6-phosphogluconolactonase/Glucosamine-6-phosphate isomerase/deaminase [Carbohydrate transport and metabolism] 8
COG0033 Pgm Phosphoglucomutase [Carbohydrate transport and metabolism] 8
COG2190 NagE Phosphotransferase system IIA components [Carbohydrate transport and metabolism] 8
COG2730 BglC Endoglucanase [Carbohydrate transport and metabolism] 8
COG0063 Predicted sugar kinase [Carbohydrate transport and metabolism] 7
COG1548 Predicted transcriptional regulator/sugar kinase [Transcription / Carbohydrate transport and metabolism] 7
COG3387 SGA1 Glucoamylase and related glycosyl hydrolases [Carbohydrate transport and metabolism] 7
COG0148 Eno Enolase [Carbohydrate transport and metabolism] 7
COG3934 Endo-beta-mannanase [Carbohydrate transport and metabolism] 7
COG0153 GalK Galactokinase [Carbohydrate transport and metabolism] 7
COG4101 Predicted mannose-6-phosphate isomerase [Carbohydrate transport and metabolism] 7
COG4354 Predicted bile acid beta-glucosidase [Carbohydrate transport and metabolism] 7
COG1449 Alpha-amylase/alpha-mannosidase [Carbohydrate transport and metabolism] 6
COG3594 NolL Fucose 4-O-acetylase and related acetyltransferases [Carbohydrate transport and metabolism] 6
COG0726 CDA1 Predicted xylanase/chitin deacetylase [Carbohydrate transport and metabolism] 6
COG5309 Exo-beta-1,3-glucanase [Carbohydrate transport and metabolism] 6
COG0176 MipB Transaldolase [Carbohydrate transport and metabolism] 6
COG0676 Uncharacterized enzymes related to aldose 1-epimerase [Carbohydrate transport and metabolism] 5
COG0469 PykF Pyruvate kinase [Carbohydrate transport and metabolism] 5
COG0364 Zwf Glucose-6-phosphate 1-dehydrogenase [Carbohydrate transport and metabolism] 5
COG0205 PfkA 6-phosphofructokinase [Carbohydrate transport and metabolism] 5
COG3693 XynA Beta-1,4-xylanase [Carbohydrate transport and metabolism] 5
COG3718 IolB Uncharacterized enzyme involved in inositol metabolism [Carbohydrate transport and metabolism] 4
COG0279 GmhA Phosphoheptose isomerase [Carbohydrate transport and metabolism] 4
COG0574 PpsA Phosphoenolpyruvate synthase/pyruvate phosphate dikinase [Carbohydrate transport and metabolism] 4
COG4464 CapC Capsular polysaccharide biosynthesis protein [Carbohydrate transport and metabolism / Cell envelope biogenesis, outer membrane] 4
COG0120 RpiA Ribose 5-phosphate isomerase [Carbohydrate transport and metabolism] 4
COG0191 Fba Fructose/tagatose bisphosphate aldolase [Carbohydrate transport and metabolism] 4
COG3669 Alpha-L-fucosidase [Carbohydrate transport and metabolism] 4
COG1082 IolE Sugar phosphate isomerases/epimerases [Carbohydrate transport and metabolism] 3
COG3936 Protein involved in polysaccharide intercellular adhesin (PIA) synthesis/biofilm formation [Carbohydrate transport and metabolism] 3
COG3588 Fructose-1,6-bisphosphate aldolase [Carbohydrate transport and metabolism] 3
COG3684 LacD Tagatose-1,6-bisphosphate aldolase [Carbohydrate transport and metabolism] 3
COG0166 Pgi Glucose-6-phosphate isomerase [Carbohydrate transport and metabolism] 3
COG3623 SgaU Putative L-xylulose-5-phosphate 3-epimerase [Carbohydrate transport and metabolism] 3
COG0235 AraD Ribulose-5-phosphate 4-epimerase and related epimerases and aldolases [Carbohydrate transport and metabolism] 3
COG1879 RbsB ABC-type sugar transport system, periplasmic component [Carbohydrate transport and metabolism] 3
COG3534 AbfA Alpha-L-arabinofuranosidase [Carbohydrate transport and metabolism] 3
COG0149 TpiA Triosephosphate isomerase [Carbohydrate transport and metabolism] 3
COG3459 Cellobiose phosphorylase [Carbohydrate transport and metabolism] 3
COG3281 Ble Uncharacterized protein, probably involved in trehalose biosynthesis [Carbohydrate transport and metabolism] 2
COG4809 Archaeal ADP-dependent phosphofructokinase/glucokinase [Carbohydrate transport and metabolism] 2
COG1482 ManA Phosphomannose isomerase [Carbohydrate transport and metabolism] 2
COG4211 MglC ABC-type glucose/galactose transport system, permease component [Carbohydrate transport and metabolism] 2
COG2610 GntT H+/gluconate symporter and related permeases [Carbohydrate transport and metabolism / Amino acid transport and metabolism] 2
COG1172 AraH Ribose/xylose/arabinose/galactoside ABC-type transport systems, permease components [Carbohydrate transport and metabolism] 2
COG4214 XylH ABC-type xylose transport system, permease component [Carbohydrate transport and metabolism] 2
COG3855 Fbp Uncharacterized protein conserved in bacteria [Carbohydrate transport and metabolism] 2
COG1080 PtsA Phosphoenolpyruvate-protein kinase (PTS system EI component in bacteria) [Carbohydrate transport and metabolism] 2
COG2379 GckA Putative glycerate kinase [Carbohydrate transport and metabolism] 2
COG2301 CitE Citrate lyase beta subunit [Carbohydrate transport and metabolism] 2
COG4993 Gcd Glucose dehydrogenase [Carbohydrate transport and metabolism] 2
COG3836 HpcH 2,4-dihydroxyhept-2-ene-1,7-dioic acid aldolase [Carbohydrate transport and metabolism] 2
COG1593 DctQ TRAP-type C4-dicarboxylate transport system, large permease component [Carbohydrate transport and metabolism] 2
COG0837 Glk Glucokinase [Carbohydrate transport and metabolism] 2
COG1312 UxuA D-mannonate dehydratase [Carbohydrate transport and metabolism] 1
COG2115 XylA Xylose isomerase [Carbohydrate transport and metabolism] 1
COG2376 DAK1 Dihydroxyacetone kinase [Carbohydrate transport and metabolism] 1
COG4724 Endo-beta-N-acetylglucosaminidase D [Carbohydrate transport and metabolism] 1
COG3734 DgoK 2-keto-3-deoxy-galactonokinase [Carbohydrate transport and metabolism] 1
COG4213 XylF ABC-type xylose transport system, periplasmic component [Carbohydrate transport and metabolism] 1
COG1640 MalQ 4-alpha-glucanotransferase [Carbohydrate transport and metabolism] 1
COG4677 PemB Pectin methylesterase [Carbohydrate transport and metabolism] 1
COG1494 GlpX Fructose-1,6-bisphosphatase/sedoheptulose 1,7-bisphosphatase and related proteins [Carbohydrate transport and metabolism] 1
COG3866 PelB Pectate lyase [Carbohydrate transport and metabolism] 1
COG3664 XynB Beta-xylosidase [Carbohydrate transport and metabolism] 1
COG2342 Predicted extracellular endo alpha-1,4 polygalactosaminidase or related polysaccharide hydrolase [Carbohydrate transport and metabolism] 1
COG0126 Pgk 3-phosphoglycerate kinase [Carbohydrate transport and metabolism] 1
COG4130 Predicted sugar epimerase [Carbohydrate transport and metabolism] 1
COG3622 Hfi Hydroxypyruvate isomerase [Carbohydrate transport and metabolism] 1
COG3414 SgaB Phosphotransferase system, galactitol-specific IIB component [Carbohydrate transport and metabolism] 1
COG4421 Capsular polysaccharide biosynthesis protein [Carbohydrate transport and metabolism] 1