KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:ncb00010 ncb01200 ncb01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:ncb00010 ncb01200 ncb01230 ncb01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:ncb00010 ncb00020 ncb01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:ncb00010 ncb00020 ncb00620 ncb01200 ncb01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:ncb00020 ncb01200 ncb01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:ncb00020 ncb01200 ncb01210 ncb01230 ncb01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:ncb00020 ncb01200 ncb01100]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:ncb00030 ncb01200 ncb01230 ncb01100 ncb01120]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:ncb00030 ncb00230 ncb01200 ncb01230 ncb01100]
M00008 Entner-Doudoroff pathway, glucose-6P => glyceraldehyde-3P + pyruvate [PATH:ncb00030 ncb01200 ncb01100 ncb01120]

Other carbohydrate metabolism
M00061 D-Glucuronate degradation, D-glucuronate => pyruvate + D-glyceraldehyde 3P [PATH:ncb00040 ncb00030 ncb01100]
M00552 D-galactonate degradation, De Ley-Doudoroff pathway, D-galactonate => glycerate-3P [PATH:ncb00052 ncb01100]
M00854 Glycogen biosynthesis, glucose-1P => glycogen/starch [PATH:ncb00500 ncb01100]
M00909 UDP-N-acetyl-D-glucosamine biosynthesis, prokaryotes, glucose => UDP-GlcNAc [PATH:ncb00520 ncb01100]
M00012 Glyoxylate cycle [PATH:ncb00630 ncb01200 ncb01100 ncb01110]
M00741 Propanoyl-CoA metabolism, propanoyl-CoA => succinyl-CoA [PATH:ncb00280 ncb00630 ncb00640 ncb01200 ncb01100]

Energy metabolism
Carbon fixation
M00168 CAM (Crassulacean acid metabolism), dark [PATH:ncb00620 ncb01200 ncb01100 ncb01120]
M00169 CAM (Crassulacean acid metabolism), light [PATH:ncb00620 ncb01200 ncb01100 ncb01120]

Methane metabolism
Nitrogen metabolism
M00530 Dissimilatory nitrate reduction, nitrate => ammonia [PATH:ncb00910 ncb01100 ncb01120]

Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:ncb00920 ncb01100 ncb01120]

Photosynthesis
M00597 Anoxygenic photosystem II [BR:ko00194]

ATP synthesis
M00144 NADH:quinone oxidoreductase, prokaryotes [PATH:ncb00190]
M00149 Succinate dehydrogenase, prokaryotes [PATH:ncb00190]
M00151 Cytochrome bc1 complex respiratory unit [PATH:ncb00190]
M00155 Cytochrome c oxidase, prokaryotes [PATH:ncb00190]
M00153 Cytochrome bd ubiquinol oxidase [PATH:ncb00190]
M00156 Cytochrome c oxidase, cbb3-type [PATH:ncb00190]
M00157 F-type ATPase, prokaryotes and chloroplasts [PATH:ncb00190]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:ncb00061 ncb01212 ncb01100]
M00083 Fatty acid biosynthesis, elongation [PATH:ncb00061 ncb01212 ncb01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:ncb00061 ncb00071 ncb01212 ncb01100]
M00087 beta-Oxidation [PATH:ncb00071 ncb01212 ncb01100]

Sterol biosynthesis
Lipid metabolism
M00091 Phosphatidylcholine (PC) biosynthesis, PE => PC [PATH:ncb00564 ncb01100]
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:ncb00564 ncb01100]

Nucleotide metabolism
Purine metabolism
M00048 Inosine monophosphate biosynthesis, PRPP + glutamine => IMP [PATH:ncb00230 ncb01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:ncb00230 ncb01240 ncb01100]
M00050 Guanine ribonucleotide biosynthesis IMP => GDP,GTP [PATH:ncb00230 ncb01100]

Pyrimidine metabolism
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:ncb00240 ncb01240 ncb01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:ncb00260 ncb00680 ncb01200 ncb01230 ncb01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:ncb00260 ncb01230 ncb01100 ncb01110]
M00033 Ectoine biosynthesis, aspartate => ectoine [PATH:ncb00260 ncb01210 ncb01230 ncb01100 ncb01120]

Cysteine and methionine metabolism
M00021 Cysteine biosynthesis, serine => cysteine [PATH:ncb00270 ncb00920 ncb01200 ncb01230 ncb01100 ncb01110]
M00338 Cysteine biosynthesis, homocysteine + serine => cysteine [PATH:ncb00260 ncb00270 ncb01230 ncb01100]
M00035 Methionine degradation [PATH:ncb00270 ncb01100]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:ncb00290 ncb00770 ncb01210 ncb01230 ncb01100 ncb01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:ncb00290 ncb01230 ncb01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:ncb00290 ncb01210 ncb01230 ncb01100 ncb01110]

Lysine metabolism
M00016 Lysine biosynthesis, succinyl-DAP pathway, aspartate => lysine [PATH:ncb00300 ncb01230 ncb01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:ncb00220 ncb01210 ncb01230 ncb01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:ncb00220 ncb01230 ncb01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:ncb00330 ncb01230 ncb01100]

Polyamine biosynthesis
M00134 Polyamine biosynthesis, arginine => ornithine => putrescine [PATH:ncb00330 ncb01100]

Histidine metabolism
M00026 Histidine biosynthesis, PRPP => histidine [PATH:ncb00340 ncb01230 ncb01100 ncb01110]
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:ncb00340 ncb01100]

Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:ncb00400 ncb01230 ncb01100 ncb01110]
M00023 Tryptophan biosynthesis, chorismate => tryptophan [PATH:ncb00400 ncb01230 ncb01100 ncb01110]
M00024 Phenylalanine biosynthesis, chorismate => phenylpyruvate => phenylalanine [PATH:ncb00400 ncb01230 ncb01100 ncb01110]
M00040 Tyrosine biosynthesis, chorismate => arogenate => tyrosine [PATH:ncb00400 ncb01230 ncb01100 ncb01110]

Other amino acid metabolism
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:ncb00480 ncb01240 ncb01100]

Glycan metabolism
Glycan biosynthesis
Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
M00064 ADP-L-glycero-D-manno-heptose biosynthesis [PATH:ncb00540 ncb01100]

Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00115 NAD biosynthesis, aspartate => quinolinate => NAD [PATH:ncb00760 ncb01240 ncb01100]
M00119 Pantothenate biosynthesis, valine/L-aspartate => pantothenate [PATH:ncb00770 ncb01240 ncb01100 ncb01110]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:ncb00770 ncb01240 ncb01100]
M00572 Pimeloyl-ACP biosynthesis, BioC-BioH pathway, malonyl-ACP => pimeloyl-ACP [PATH:ncb00780 ncb01240 ncb01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:ncb00780 ncb01240 ncb01100]
M00881 Lipoic acid biosynthesis, plants and bacteria, octanoyl-ACP => dihydrolipoyl-E2/H [PATH:ncb00785 ncb01240 ncb01100]
M00126 Tetrahydrofolate biosynthesis, GTP => THF [PATH:ncb00790 ncb00670 ncb01240 ncb01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:ncb00790 ncb01240 ncb01100]
M00122 Cobalamin biosynthesis, cobyrinate a,c-diamide => cobalamin [PATH:ncb00860 ncb01240 ncb01100]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00096 C5 isoprenoid biosynthesis, non-mevalonate pathway [PATH:ncb00900 ncb01100 ncb01110]
M00364 C10-C20 isoprenoid biosynthesis, bacteria [PATH:ncb00900 ncb01100 ncb01110]

Plant terpenoid biosynthesis
Macrolide biosynthesis
Enediyne biosynthesis
Type II polyketide biosynthesis
Polyketide sugar unit biosynthesis
M00793 dTDP-L-rhamnose biosynthesis [PATH:ncb00521 ncb00523 ncb00541 ncb01100 ncb01110]

Biosynthesis of other secondary metabolites
Biosynthesis of phytochemical compounds
Biosynthesis of beta-lactams
Biosynthesis of other antibiotics
Biosynthesis of other fungal compounds
Biosynthesis of other bacterial compounds
Xenobiotics biodegradation
Aromatics degradation

Gene set
Pathogenicity
Drug resistance
Plant pathogenicity
Symbiosis
Module set
Metabolic capacity
M00616 Sulfate-sulfur assimilation