KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:sec00010 sec01200 sec01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:sec00010 sec01200 sec01230 sec01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:sec00010 sec00020 sec01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:sec00010 sec00020 sec00620 sec01200 sec01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:sec00020 sec01200 sec01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:sec00020 sec01200 sec01210 sec01230 sec01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:sec00020 sec01200 sec01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:sec00030 sec01200 sec01100 sec01120]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:sec00030 sec01200 sec01100 sec01120]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:sec00030 sec01200 sec01230 sec01100 sec01120]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:sec00030 sec00230 sec01200 sec01230 sec01100]
M00008 Entner-Doudoroff pathway, glucose-6P => glyceraldehyde-3P + pyruvate [PATH:sec00030 sec01200 sec01100 sec01120]

Other carbohydrate metabolism
M00061 D-Glucuronate degradation, D-glucuronate => pyruvate + D-glyceraldehyde 3P [PATH:sec00040 sec00030 sec01100]
M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:sec00052 sec01100]
M00552 D-galactonate degradation, De Ley-Doudoroff pathway, D-galactonate => glycerate-3P [PATH:sec00052 sec01100]
M00550 Ascorbate degradation, ascorbate => D-xylulose-5P [PATH:sec00053 sec01100 sec01120]
M00854 Glycogen biosynthesis, glucose-1P => glycogen/starch [PATH:sec00500 sec01100]
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:sec00500 sec01100]
M00549 Nucleotide sugar biosynthesis, glucose => UDP-glucose [PATH:sec00520 sec01100]
M00554 Nucleotide sugar biosynthesis, galactose => UDP-galactose [PATH:sec00520 sec00052 sec01100]
M00761 Undecaprenylphosphate alpha-L-Ara4N biosynthesis, UDP-GlcA => undecaprenyl phosphate alpha-L-Ara4N [PATH:sec00520 sec01100]
M00012 Glyoxylate cycle [PATH:sec00630 sec01200 sec01100 sec01110]

Energy metabolism
Carbon fixation
M00168 CAM (Crassulacean acid metabolism), dark [PATH:sec00620 sec01200 sec01100 sec01120]
M00579 Phosphate acetyltransferase-acetate kinase pathway, acetyl-CoA => acetate [PATH:sec00430 sec00620 sec01200 sec01100 sec01120]

Methane metabolism
Nitrogen metabolism
M00530 Dissimilatory nitrate reduction, nitrate => ammonia [PATH:sec00910 sec01100 sec01120]

Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:sec00920 sec01100 sec01120]

Photosynthesis
ATP synthesis
M00144 NADH:quinone oxidoreductase, prokaryotes [PATH:sec00190]
M00150 Fumarate reductase, prokaryotes [PATH:sec00190]
M00153 Cytochrome bd ubiquinol oxidase [PATH:sec00190]
M00417 Cytochrome o ubiquinol oxidase [PATH:sec00190]
M00157 F-type ATPase, prokaryotes and chloroplasts [PATH:sec00190]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:sec00061 sec01212 sec01100]
M00083 Fatty acid biosynthesis, elongation [PATH:sec00061 sec01212 sec01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:sec00061 sec00071 sec01212 sec01100]
M00087 beta-Oxidation [PATH:sec00071 sec01212 sec01100]

Sterol biosynthesis
Lipid metabolism
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:sec00564 sec01100]

Nucleotide metabolism
Purine metabolism
M00048 Inosine monophosphate biosynthesis, PRPP + glutamine => IMP [PATH:sec00230 sec01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:sec00230 sec01100]
M00050 Guanine ribonucleotide biosynthesis IMP => GDP,GTP [PATH:sec00230 sec01100]

Pyrimidine metabolism
M00051 Uridine monophosphate biosynthesis, glutamine (+ PRPP) => UMP [PATH:sec00240 sec01100]
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:sec00240 sec01100]
M00053 Pyrimidine deoxyribonuleotide biosynthesis, CDP/CTP => dCDP/dCTP,dTDP/dTTP [PATH:sec00240 sec01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:sec00260 sec00680 sec01200 sec01230 sec01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:sec00260 sec01230 sec01100 sec01110]

Cysteine and methionine metabolism
M00021 Cysteine biosynthesis, serine => cysteine [PATH:sec00270 sec00920 sec01200 sec01230 sec01100 sec01110]
M00017 Methionine biosynthesis, apartate => homoserine => methionine [PATH:sec00270 sec01230 sec01100]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:sec00290 sec00770 sec01210 sec01230 sec01100 sec01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:sec00290 sec01230 sec01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:sec00290 sec01210 sec01230 sec01100 sec01110]

Lysine metabolism
M00016 Lysine biosynthesis, succinyl-DAP pathway, aspartate => lysine [PATH:sec00300 sec01230 sec01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:sec00220 sec01210 sec01230 sec01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:sec00220 sec01230 sec01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:sec00330 sec01230 sec01100]

Polyamine biosynthesis
M00133 Polyamine biosynthesis, arginine => agmatine => putrescine => spermidine [PATH:sec00330 sec01100]

Histidine metabolism
M00026 Histidine biosynthesis, PRPP => histidine [PATH:sec00340 sec01230 sec01100 sec01110]
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:sec00340 sec01100]

Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:sec00400 sec01230 sec01100 sec01110 sec01130]
M00023 Tryptophan biosynthesis, chorismate => tryptophan [PATH:sec00400 sec01230 sec01100 sec01110]
M00024 Phenylalanine biosynthesis, chorismate => phenylalanine [PATH:sec00400 sec01230 sec01100 sec01110]
M00025 Tyrosine biosynthesis, chorismate => tyrosine [PATH:sec00400 sec01230 sec01100]
M00533 Homoprotocatechuate degradation, homoprotocatechuate => 2-oxohept-3-enedioate [PATH:sec00350 sec01220 sec01100 sec01120]

Other amino acid metabolism
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:sec00480 sec01100]

Glycan metabolism
Glycan biosynthesis
Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
M00060 KDO2-lipid A biosynthesis, Raetz pathway, LpxL-LpxM type [PATH:sec00540 sec01100]
M00063 CMP-KDO biosynthesis [PATH:sec00540 sec01100]
M00064 ADP-L-glycero-D-manno-heptose biosynthesis [PATH:sec00540 sec01100]

Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00127 Thiamine biosynthesis, AIR => thiamine-P/thiamine-2P [PATH:sec00730 sec01100]
M00125 Riboflavin biosynthesis, GTP => riboflavin/FMN/FAD [PATH:sec00740 sec01100 sec01110]
M00124 Pyridoxal biosynthesis, erythrose-4P => pyridoxal-5P [PATH:sec00750 sec01100]
M00115 NAD biosynthesis, aspartate => NAD [PATH:sec00760 sec01100]
M00119 Pantothenate biosynthesis, valine/L-aspartate => pantothenate [PATH:sec00770 sec01100 sec01110]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:sec00770 sec01100]
M00572 Pimeloyl-ACP biosynthesis, BioC-BioH pathway, malonyl-ACP => pimeloyl-ACP [PATH:sec00780 sec01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:sec00780 sec01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:sec00790]
M00121 Heme biosynthesis, plants and bacteria, glutamate => heme [PATH:sec00860 sec01100 sec01110]
M00846 Siroheme biosynthesis, glutamate => siroheme [PATH:sec00860 sec01100 sec01110]
M00122 Cobalamin biosynthesis, cobinamide => cobalamin [PATH:sec00860 sec01100]
M00117 Ubiquinone biosynthesis, prokaryotes, chorismate => ubiquinone [PATH:sec00130 sec01100 sec01110]
M00116 Menaquinone biosynthesis, chorismate => menaquinol [PATH:sec00130 sec01100 sec01110]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00096 C5 isoprenoid biosynthesis, non-mevalonate pathway [PATH:sec00900 sec01100 sec01110]
M00364 C10-C20 isoprenoid biosynthesis, bacteria [PATH:sec00900 sec01100 sec01110 sec01130]

Other terpenoid biosynthesis
Macrolide biosynthesis
Enediyne biosynthesis
Type II polyketide biosynthesis
Polyketide sugar unit biosynthesis
Biosynthesis of other secondary metabolites
beta-Lactam biosynthesis
Biosynthesis of other secondary metabolites
Xenobiotics biodegradation
Aromatics degradation

Gene set
Pathogenicity
Drug resistance
M00744 Cationic antimicrobial peptide (CAMP) resistance, protease PgtE

Plant pathogenicity
Symbiosis
Module set
Metabolic capacity
M00616 Sulfate-sulfur assimilation