KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:xnm00010 xnm01200 xnm01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:xnm00010 xnm01200 xnm01230 xnm01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:xnm00010 xnm00020 xnm01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:xnm00010 xnm00020 xnm00620 xnm01200 xnm01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:xnm00020 xnm01200 xnm01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:xnm00020 xnm01200 xnm01210 xnm01230 xnm01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:xnm00020 xnm01200 xnm01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:xnm00030 xnm01200 xnm01100 xnm01120]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:xnm00030 xnm01200 xnm01100 xnm01120]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:xnm00030 xnm01200 xnm01230 xnm01100 xnm01120]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:xnm00030 xnm00230 xnm01200 xnm01230 xnm01100]

Other carbohydrate metabolism
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:xnm00500 xnm01100]
M00549 Nucleotide sugar biosynthesis, glucose => UDP-glucose [PATH:xnm00520 xnm01100]
M00909 UDP-N-acetyl-D-glucosamine biosynthesis, prokaryotes, glucose => UDP-GlcNAc [PATH:xnm00520 xnm01100]
M00761 Undecaprenylphosphate alpha-L-Ara4N biosynthesis, UDP-GlcA => undecaprenyl phosphate alpha-L-Ara4N [PATH:xnm00520 xnm01100]
M00012 Glyoxylate cycle [PATH:xnm00630 xnm01200 xnm01100 xnm01110]

Energy metabolism
Carbon fixation
M00168 CAM (Crassulacean acid metabolism), dark [PATH:xnm00620 xnm01200 xnm01100 xnm01120]
M00579 Phosphate acetyltransferase-acetate kinase pathway, acetyl-CoA => acetate [PATH:xnm00430 xnm00620 xnm01200 xnm01100 xnm01120]

Methane metabolism
Nitrogen metabolism
Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:xnm00920 xnm01100 xnm01120]

Photosynthesis
ATP synthesis
M00144 NADH:quinone oxidoreductase, prokaryotes [PATH:xnm00190]
M00149 Succinate dehydrogenase, prokaryotes [PATH:xnm00190]
M00150 Fumarate reductase, prokaryotes [PATH:xnm00190]
M00153 Cytochrome bd ubiquinol oxidase [PATH:xnm00190]
M00417 Cytochrome o ubiquinol oxidase [PATH:xnm00190]
M00157 F-type ATPase, prokaryotes and chloroplasts [PATH:xnm00190]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:xnm00061 xnm01212 xnm01100]
M00083 Fatty acid biosynthesis, elongation [PATH:xnm00061 xnm01212 xnm01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:xnm00061 xnm00071 xnm01212 xnm01100]
M00087 beta-Oxidation [PATH:xnm00071 xnm01212 xnm01100]

Sterol biosynthesis
Lipid metabolism
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:xnm00564 xnm01100]

Nucleotide metabolism
Purine metabolism
M00048 Inosine monophosphate biosynthesis, PRPP + glutamine => IMP [PATH:xnm00230 xnm01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:xnm00230 xnm01240 xnm01100]
M00050 Guanine ribonucleotide biosynthesis IMP => GDP,GTP [PATH:xnm00230 xnm01100]

Pyrimidine metabolism
M00051 Uridine monophosphate biosynthesis, glutamine (+ PRPP) => UMP [PATH:xnm00240 xnm01240 xnm01100]
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:xnm00240 xnm01240 xnm01100]
M00053 Pyrimidine deoxyribonuleotide biosynthesis, CDP/CTP => dCDP/dCTP,dTDP/dTTP [PATH:xnm00240 xnm01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:xnm00260 xnm00680 xnm01200 xnm01230 xnm01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:xnm00260 xnm01230 xnm01100 xnm01110]
M00555 Betaine biosynthesis, choline => betaine [PATH:xnm00260 xnm01100]

Cysteine and methionine metabolism
M00021 Cysteine biosynthesis, serine => cysteine [PATH:xnm00270 xnm00920 xnm01200 xnm01230 xnm01100 xnm01110]
M00017 Methionine biosynthesis, apartate => homoserine => methionine [PATH:xnm00270 xnm01230 xnm01100]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:xnm00290 xnm00770 xnm01210 xnm01230 xnm01100 xnm01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:xnm00290 xnm01230 xnm01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:xnm00290 xnm01210 xnm01230 xnm01100 xnm01110]

Lysine metabolism
M00016 Lysine biosynthesis, succinyl-DAP pathway, aspartate => lysine [PATH:xnm00300 xnm01230 xnm01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:xnm00220 xnm01210 xnm01230 xnm01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:xnm00220 xnm01230 xnm01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:xnm00330 xnm01230 xnm01100]

Polyamine biosynthesis
Histidine metabolism
M00026 Histidine biosynthesis, PRPP => histidine [PATH:xnm00340 xnm01230 xnm01100 xnm01110]
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:xnm00340 xnm01100]

Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:xnm00400 xnm01230 xnm01100 xnm01110]
M00024 Phenylalanine biosynthesis, chorismate => phenylpyruvate => phenylalanine [PATH:xnm00400 xnm01230 xnm01100 xnm01110]
M00025 Tyrosine biosynthesis, chorismate => HPP => tyrosine [PATH:xnm00400 xnm01230 xnm01100]
M00533 Homoprotocatechuate degradation, homoprotocatechuate => 2-oxohept-3-enedioate [PATH:xnm00350 xnm01220 xnm01100 xnm01120]

Other amino acid metabolism
M00027 GABA (gamma-Aminobutyrate) shunt [PATH:xnm00250 xnm00650 xnm01100]
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:xnm00480 xnm01240 xnm01100]

Glycan metabolism
Glycan biosynthesis
Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
M00060 KDO2-lipid A biosynthesis, Raetz pathway, LpxL-LpxM type [PATH:xnm00540 xnm01100]
M00063 CMP-KDO biosynthesis [PATH:xnm00540 xnm01100]
M00064 ADP-L-glycero-D-manno-heptose biosynthesis [PATH:xnm00540 xnm01100]

Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00127 Thiamine biosynthesis, prokaryotes, AIR (+ DXP/tyrosine) => TMP/TPP [PATH:xnm00730 xnm01240 xnm01100]
M00125 Riboflavin biosynthesis, plants and bacteria, GTP => riboflavin/FMN/FAD [PATH:xnm00740 xnm01240 xnm01100 xnm01110]
M00124 Pyridoxal-P biosynthesis, erythrose-4P => pyridoxal-P [PATH:xnm00750 xnm01240 xnm01100]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:xnm00770 xnm01240 xnm01100]
M00572 Pimeloyl-ACP biosynthesis, BioC-BioH pathway, malonyl-ACP => pimeloyl-ACP [PATH:xnm00780 xnm01240 xnm01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:xnm00780 xnm01240 xnm01100]
M00881 Lipoic acid biosynthesis, plants and bacteria, octanoyl-ACP => dihydrolipoyl-E2/H [PATH:xnm00785 xnm01240 xnm01100]
M00126 Tetrahydrofolate biosynthesis, GTP => THF [PATH:xnm00790 xnm00670 xnm01240 xnm01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:xnm00790 xnm01240 xnm01100]
M00846 Siroheme biosynthesis, glutamyl-tRNA => siroheme [PATH:xnm00860 xnm01240 xnm01100 xnm01110]
M00121 Heme biosynthesis, plants and bacteria, glutamate => heme [PATH:xnm00860 xnm01240 xnm01100 xnm01110]
M00924 Cobalamin biosynthesis, anaerobic, uroporphyrinogen III => sirohydrochlorin => cobyrinate a,c-diamide [PATH:xnm00860 xnm01240 xnm01100]
M00122 Cobalamin biosynthesis, cobyrinate a,c-diamide => cobalamin [PATH:xnm00860 xnm01240 xnm01100]
M00117 Ubiquinone biosynthesis, prokaryotes, chorismate (+ polyprenyl-PP) => ubiquinol [PATH:xnm00130 xnm01240 xnm01100 xnm01110]
M00116 Menaquinone biosynthesis, chorismate (+ polyprenyl-PP) => menaquinol [PATH:xnm00130 xnm01240 xnm01100 xnm01110]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
Plant terpenoid biosynthesis
Macrolide biosynthesis
Enediyne biosynthesis
Type II polyketide biosynthesis
Polyketide sugar unit biosynthesis
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
M00878 Phenylacetate degradation, phenylaxetate => acetyl-CoA/succinyl-CoA [PATH:xnm00360 xnm01100 xnm01120]

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