KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:pcs00010 pcs01200 pcs01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:pcs00010 pcs01200 pcs01230 pcs01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:pcs00010 pcs00020 pcs01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:pcs00010 pcs00020 pcs00620 pcs00785 pcs01200 pcs01210 pcs01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:pcs00020 pcs01200 pcs01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:pcs00020 pcs01200 pcs01210 pcs01230 pcs01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:pcs00020 pcs01200 pcs01210 pcs01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:pcs00030 pcs01200 pcs01100]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:pcs00030 pcs01200 pcs01100]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:pcs00030 pcs01200 pcs01230 pcs01100]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:pcs00030 pcs00230 pcs01200 pcs01230 pcs01100]

Other carbohydrate metabolism
M00630 D-Galacturonate degradation (fungi), D-galacturonate => glycerol [PATH:pcs00040 pcs01100]
M00081 Pectin degradation [PATH:pcs00040 pcs01100]
M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:pcs00052 pcs01100]
M00854 Glycogen biosynthesis, glucose-1P => glycogen/starch [PATH:pcs00500 pcs01100]
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:pcs00500 pcs01100]
M00012 Glyoxylate cycle [PATH:pcs00630 pcs01200 pcs01100 pcs01110]
M00013 Malonate semialdehyde pathway, propanoyl-CoA => acetyl-CoA [PATH:pcs00410 pcs00640 pcs01200 pcs01100]

Energy metabolism
Carbon fixation
Methane metabolism
M00344 Formaldehyde assimilation, xylulose monophosphate pathway [PATH:pcs00680 pcs01200 pcs01100]

Nitrogen metabolism
M00531 Assimilatory nitrate reduction, nitrate => ammonia [PATH:pcs00910 pcs01310 pcs01100]

Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:pcs00920 pcs01320 pcs01100]

Photosynthesis
ATP synthesis
M00148 Succinate dehydrogenase (ubiquinone) [PATH:pcs00190 pcs01100]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:pcs00061 pcs01212 pcs01100]
M00083 Fatty acid biosynthesis, elongation [PATH:pcs00061 pcs01212 pcs01100]
M00415 Fatty acid elongation in endoplasmic reticulum [PATH:pcs00062 pcs01040 pcs01212 pcs01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:pcs00061 pcs00071 pcs01212 pcs01100]

Sterol biosynthesis
M00102 Ergocalciferol biosynthesis, FPP => ergosterol/ergocalciferol [PATH:pcs00100 pcs01100 pcs01110]

Lipid metabolism
M00089 Triacylglycerol biosynthesis [PATH:pcs00561 pcs01100]
M00098 Acylglycerol degradation [PATH:pcs00561 pcs01100]
M00091 Phosphatidylcholine (PC) biosynthesis, PE => PC [PATH:pcs00564 pcs01100]
M00092 Phosphatidylethanolamine (PE) biosynthesis, ethanolamine => PE [PATH:pcs00564 pcs01100]
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:pcs00564 pcs01100]
M00100 Sphingosine degradation [PATH:pcs00600 pcs01100]

Nucleotide metabolism
Purine metabolism
M00048 De novo purine biosynthesis, PRPP + glutamine => IMP [PATH:pcs00230 pcs01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:pcs00230 pcs01232 pcs01240 pcs01100]
M00050 Guanine ribonucleotide biosynthesis, IMP => GDP,GTP [PATH:pcs00230 pcs01232 pcs01100]
M00053 Deoxyribonucleotide biosynthesis, ADP/GDP/CDP/UDP => dATP/dGTP/dCTP/dUTP [PATH:pcs00230 pcs00240 pcs01232 pcs01100]
M00958 Adenine ribonucleotide degradation, AMP => Urate [PATH:pcs00230 pcs01232 pcs01100]

Pyrimidine metabolism
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:pcs00240 pcs01232 pcs01240 pcs01100]
M00938 Pyrimidine deoxyribonucleotide biosynthesis, UDP => dTTP [PATH:pcs00240 pcs01232 pcs01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:pcs00260 pcs00680 pcs01200 pcs01230 pcs01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:pcs00260 pcs01230 pcs01100 pcs01110]
M00621 Glycine cleavage system [PATH:pcs00260 pcs00630 pcs00670 pcs00785 pcs01200 pcs01100]

Cysteine and methionine metabolism
M00338 Cysteine biosynthesis, homocysteine + serine => cysteine [PATH:pcs00260 pcs00270 pcs00670 pcs01230 pcs01100]
M00017 Methionine biosynthesis, aspartate => homoserine => methionine [PATH:pcs00270 pcs01230 pcs01100]
M00035 Methionine degradation [PATH:pcs00270 pcs00670 pcs01100]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:pcs00290 pcs00770 pcs01210 pcs01230 pcs01100 pcs01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:pcs00290 pcs01230 pcs01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:pcs00290 pcs01210 pcs01230 pcs01100 pcs01110]
M00036 Leucine degradation, leucine => acetoacetate + acetyl-CoA [PATH:pcs00280 pcs01100]

Lysine metabolism
M00030 Lysine biosynthesis, AAA pathway, 2-oxoglutarate => 2-aminoadipate => lysine [PATH:pcs00300 pcs01230 pcs01100]
M00433 Lysine biosynthesis, 2-oxoglutarate => 2-oxoadipate [PATH:pcs00300 pcs01210 pcs01230 pcs01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:pcs00220 pcs01210 pcs01230 pcs01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:pcs00220 pcs01230 pcs01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:pcs00330 pcs01230 pcs01100]

Polyamine biosynthesis
M00134 Polyamine biosynthesis, arginine => ornithine => putrescine [PATH:pcs00330 pcs01100]

Histidine metabolism
M00026 Histidine biosynthesis, PRPP => histidine [PATH:pcs00340 pcs01230 pcs01100 pcs01110]

Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:pcs00400 pcs01230 pcs01100 pcs01110]
M00023 Tryptophan biosynthesis, chorismate => tryptophan [PATH:pcs00400 pcs01230 pcs01100 pcs01110]
M00024 Phenylalanine biosynthesis, chorismate => phenylpyruvate => phenylalanine [PATH:pcs00400 pcs01230 pcs01100 pcs01110]
M00025 Tyrosine biosynthesis, chorismate => HPP => tyrosine [PATH:pcs00400 pcs01230 pcs01100]
M00044 Tyrosine degradation, tyrosine => homogentisate [PATH:pcs00350 pcs01100]

Other amino acid metabolism
M00027 GABA (gamma-Aminobutyrate) shunt [PATH:pcs00250 pcs00650 pcs01100]
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:pcs00480 pcs01240 pcs01100]

Glycan metabolism
Nucleotide sugar biosynthesis
M00892 UDP-GlcNAc biosynthesis, eukaryotes, Fru-6P => UDP-GlcNAc [PATH:pcs00520 pcs01250 pcs01100]
M00549 UDP-Glc biosynthesis, Glc => UDP-Glc [PATH:pcs00520 pcs01250 pcs01100]
M01004 UDP-Galf biosynthesis, UDP-Glc => UDP-Galf [PATH:pcs00520 pcs00052]
M00554 UDP-Gal biosynthesis, Gal => UDP-Gal [PATH:pcs00520 pcs00052 pcs01250 pcs01100]
M01000 GDP-Man biosynthesis, Fru-6P => GDP-Man [PATH:pcs00520]

Glycan biosynthesis
M00072 N-glycosylation by oligosaccharyltransferase [PATH:pcs00510 pcs00513 pcs01100]
M00073 N-glycan precursor trimming [PATH:pcs00510 pcs01100]

Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
Other polysaccharide metabolism
Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00898 Thiamine biosynthesis, pyridoxal-5P => TMP/thiamine/TPP [PATH:pcs00730 pcs01240 pcs01100]
M00916 Pyridoxal-P biosynthesis, R5P + glyceraldehyde-3P + glutamine => pyridoxal-P [PATH:pcs00750 pcs01240 pcs01100]
M00913 Pantothenate biosynthesis, 2-oxoisovalerate/spermine => pantothenate [PATH:pcs00770 pcs01240 pcs01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:pcs00780 pcs01240 pcs01100]
M00882 Lipoic acid biosynthesis, eukaryotes, octanoyl-ACP => dihydrolipoyl-H [PATH:pcs00785 pcs01240 pcs01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:pcs00790 pcs01240 pcs01100]
M00141 C1-unit interconversion, eukaryotes [PATH:pcs00670 pcs01240 pcs01100]
M00868 Heme biosynthesis, animals and fungi, glycine => heme [PATH:pcs00860 pcs01240 pcs01100 pcs01110]
M00128 Ubiquinone biosynthesis, eukaryotes, 4-hydroxybenzoate + polyprenyl-PP => ubiquinone [PATH:pcs00130 pcs01240 pcs01100]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00095 C5 isoprenoid biosynthesis, mevalonate pathway [PATH:pcs00900 pcs01100 pcs01110]
M00367 C10-C20 isoprenoid biosynthesis, non-plant eukaryotes [PATH:pcs00900 pcs01100 pcs01110]

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

Gene set
Pathogenicity
Drug resistance
Plant pathogenicity
Symbiosis
Module set
Metabolic capacity
M00615 Nitrate assimilation