KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:goe00010 goe01200 goe01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:goe00010 goe01200 goe01230 goe01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:goe00010 goe00020 goe01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:goe00010 goe00020 goe00620 goe00785 goe01200 goe01210 goe01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:goe00020 goe01200 goe01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:goe00020 goe01200 goe01210 goe01230 goe01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:goe00020 goe01200 goe01210 goe01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:goe00030 goe01200 goe01100]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:goe00030 goe01200 goe01100]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:goe00030 goe01200 goe01230 goe01100]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:goe00030 goe00230 goe01200 goe01230 goe01100]

Other carbohydrate metabolism
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:goe00500 goe01100]
M00132 Inositol phosphate metabolism, Ins(1,3,4)P3 => phytate [PATH:goe00562 goe01100]

Energy metabolism
Carbon fixation
Methane metabolism
Nitrogen metabolism
Sulfur metabolism
Photosynthesis
ATP synthesis
M00143 NADH dehydrogenase (ubiquinone) Fe-S protein/flavoprotein complex, mitochondria [PATH:goe00190 goe01100]
M00148 Succinate dehydrogenase (ubiquinone) [PATH:goe00190 goe01100]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:goe00061 goe01212 goe01100]
M00083 Fatty acid biosynthesis, elongation [PATH:goe00061 goe01212 goe01100]
M00085 Fatty acid elongation in mitochondria [PATH:goe00062 goe01212 goe01100]
M00415 Fatty acid elongation in endoplasmic reticulum [PATH:goe00062 goe01040 goe01212 goe01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:goe00061 goe00071 goe01212 goe01100]
M00087 beta-Oxidation [PATH:goe00071 goe01212 goe01100]
M00861 beta-Oxidation, peroxisome, VLCFA [PATH:goe01040 goe01212 goe01100]

Sterol biosynthesis
Lipid metabolism
M00098 Acylglycerol degradation [PATH:goe00561 goe01100]
M00090 Phosphatidylcholine (PC) biosynthesis, choline => PC [PATH:goe00564 goe01100]
M00092 Phosphatidylethanolamine (PE) biosynthesis, ethanolamine => PE [PATH:goe00564 goe01100]
M00094 Ceramide biosynthesis [PATH:goe00600 goe01100]
M00099 Sphingosine biosynthesis [PATH:goe00600 goe01100]
M00100 Sphingosine degradation [PATH:goe00600 goe01100]

Nucleotide metabolism
Purine metabolism
M00048 De novo purine biosynthesis, PRPP + glutamine => IMP [PATH:goe00230 goe01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:goe00230 goe01232 goe01240 goe01100]
M00050 Guanine ribonucleotide biosynthesis, IMP => GDP,GTP [PATH:goe00230 goe01232 goe01100]
M00053 Deoxyribonucleotide biosynthesis, ADP/GDP/CDP/UDP => dATP/dGTP/dCTP/dUTP [PATH:goe00230 goe00240 goe01232 goe01100]

Pyrimidine metabolism
M00051 De novo pyrimidine biosynthesis, glutamine (+ PRPP) => UMP [PATH:goe00240 goe01240 goe01100]
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:goe00240 goe01232 goe01240 goe01100]
M00938 Pyrimidine deoxyribonucleotide biosynthesis, UDP => dTTP [PATH:goe00240 goe01232 goe01100]
M00046 Pyrimidine degradation, uracil => beta-alanine, thymine => 3-aminoisobutanoate [PATH:goe00240 goe00410 goe00770 goe01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:goe00260 goe01200 goe01230 goe01100]
M00621 Glycine cleavage system [PATH:goe00260 goe00630 goe00670 goe00785 goe01200 goe01100]

Cysteine and methionine metabolism
M00338 Cysteine biosynthesis, homocysteine + serine => cysteine [PATH:goe00260 goe00270 goe00670 goe01230 goe01100]
M00034 Methionine salvage pathway [PATH:goe00270 goe01100]
M00035 Methionine degradation [PATH:goe00270 goe00670 goe01100]

Branched-chain amino acid metabolism
M00036 Leucine degradation, leucine => acetoacetate + acetyl-CoA [PATH:goe00280 goe01100]

Lysine metabolism
Arginine and proline metabolism
M00015 Proline biosynthesis, glutamate => proline [PATH:goe00330 goe01230 goe01100]
M00970 Proline degradation, proline => glutamate [PATH:goe00330 goe01100]
M00972 Proline metabolism [PATH:goe00330 goe01100]

Polyamine biosynthesis
M00134 Polyamine biosynthesis, arginine => ornithine => putrescine [PATH:goe00330 goe01100]
M00135 GABA biosynthesis, eukaryotes, putrescine => GABA [PATH:goe00330 goe01100]

Histidine metabolism
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:goe00340 goe01100]

Aromatic amino acid metabolism
M00044 Tyrosine degradation, tyrosine => homogentisate [PATH:goe00350 goe01100]
M00038 Tryptophan metabolism, tryptophan => kynurenine => 2-aminomuconate [PATH:goe00380 goe01100]

Other amino acid metabolism
M00027 GABA (gamma-Aminobutyrate) shunt [PATH:goe00250 goe00650 goe01100]
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:goe00480 goe01240 goe01100]

Glycan metabolism
Nucleotide sugar biosynthesis
M00892 UDP-GlcNAc biosynthesis, eukaryotes, Fru-6P => UDP-GlcNAc [PATH:goe00520 goe01250 goe01100]
M01003 UDP-GlcNAc biosynthesis, GlcNAc => UDP-GlcNAc [PATH:goe00520 goe01250 goe01100]
M00549 UDP-Glc biosynthesis, Glc => UDP-Glc [PATH:goe00520 goe01250 goe01100]
M01015 GDP-Man biosynthesis, Man => GDP-Man [PATH:goe00520 goe00051 goe01100]
M01016 GDP-L-Fuc biosynthesis, GDP-Man => GDP-L-Fuc [PATH:goe00541 goe00051 goe01250 goe01100]

Glycan biosynthesis
M00055 N-glycan precursor biosynthesis [PATH:goe00510 goe01100]
M00073 N-glycan precursor trimming [PATH:goe00510 goe01100]
M00983 GPI-anchor remodeling [PATH:goe00563 goe01100]
M00070 Glycosphingolipid biosynthesis, lacto-series, LacCer => Lc4Cer [PATH:goe00601 goe01100]

Glycosaminoglycan metabolism
M00057 Glycosaminoglycan biosynthesis, linkage tetrasaccharide [PATH:goe00532 goe00534 goe01100]
M00059 Glycosaminoglycan biosynthesis, heparan sulfate backbone [PATH:goe00534 goe01100]

Lipopolysaccharide metabolism
Other polysaccharide metabolism
Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00912 NAD biosynthesis, tryptophan => quinolinate => NAD [PATH:goe00380 goe00760 goe01240 goe01100]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:goe00770 goe01240 goe01100]
M00882 Lipoic acid biosynthesis, eukaryotes, octanoyl-ACP => dihydrolipoyl-H [PATH:goe00785 goe01240 goe01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:goe00790 goe01240 goe01100]
M00141 C1-unit interconversion, eukaryotes [PATH:goe00670 goe01240 goe01100]
M00868 Heme biosynthesis, animals and fungi, glycine => heme [PATH:goe00860 goe01240 goe01100]
M00128 Ubiquinone biosynthesis, eukaryotes, 4-hydroxybenzoate + polyprenyl-PP => ubiquinone [PATH:goe00130 goe01240 goe01100]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00095 C5 isoprenoid biosynthesis, mevalonate pathway [PATH:goe00900 goe01100]
M00367 C10-C20 isoprenoid biosynthesis, non-plant eukaryotes [PATH:goe00900 goe01100]

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