KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:csec00010 csec01200 csec01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:csec00010 csec01200 csec01230 csec01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:csec00010 csec00020 csec01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:csec00010 csec00020 csec00620 csec00785 csec01200 csec01210 csec01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:csec00020 csec01200 csec01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:csec00020 csec01200 csec01210 csec01230 csec01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:csec00020 csec01200 csec01210 csec01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:csec00030 csec01200 csec01100]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:csec00030 csec01200 csec01100]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:csec00030 csec01200 csec01230 csec01100]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:csec00030 csec00230 csec01200 csec01230 csec01100]

Other carbohydrate metabolism
M00014 Glucuronate pathway (uronate pathway) [PATH:csec00040 csec01100]
M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:csec00052 csec01100]
M00129 Ascorbate biosynthesis, animals, glucose-1P => ascorbate [PATH:csec00040 csec00053 csec01240 csec01100]
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:csec00500 csec01100]
M00549 Nucleotide sugar biosynthesis, glucose => UDP-glucose [PATH:csec00520 csec01250 csec01100]
M00554 Nucleotide sugar biosynthesis, galactose => UDP-galactose [PATH:csec00520 csec00052 csec01250 csec01100]
M00892 UDP-N-acetyl-D-glucosamine biosynthesis, eukaryotes, glucose => UDP-GlcNAc [PATH:csec00520 csec01250 csec01100]
M00130 Inositol phosphate metabolism, PI=> PIP2 => Ins(1,4,5)P3 => Ins(1,3,4,5)P4 [PATH:csec00562 csec01100]
M00132 Inositol phosphate metabolism, Ins(1,3,4)P3 => phytate [PATH:csec00562 csec01100]

Energy metabolism
Carbon fixation
Methane metabolism
Nitrogen metabolism
Sulfur metabolism
Photosynthesis
ATP synthesis
M00143 NADH dehydrogenase (ubiquinone) Fe-S protein/flavoprotein complex, mitochondria [PATH:csec00190 csec01100]
M00148 Succinate dehydrogenase (ubiquinone) [PATH:csec00190 csec01100]
M00160 V-type ATPase, eukaryotes [PATH:csec00190 csec01100]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:csec00061 csec01212 csec01100]
M00083 Fatty acid biosynthesis, elongation [PATH:csec00061 csec01212 csec01100]
M00085 Fatty acid elongation in mitochondria [PATH:csec00062 csec01212 csec01100]
M00415 Fatty acid elongation in endoplasmic reticulum [PATH:csec00062 csec01040 csec01212 csec01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:csec00061 csec00071 csec01212 csec01100]
M00087 beta-Oxidation [PATH:csec00071 csec01212 csec01100]
M00861 beta-Oxidation, peroxisome, VLCFA [PATH:csec01040 csec01212 csec01100]

Sterol biosynthesis
Lipid metabolism
M00089 Triacylglycerol biosynthesis [PATH:csec00561 csec01100]
M00098 Acylglycerol degradation [PATH:csec00561 csec01100]
M00090 Phosphatidylcholine (PC) biosynthesis, choline => PC [PATH:csec00564 csec01100]
M00092 Phosphatidylethanolamine (PE) biosynthesis, ethanolamine => PE [PATH:csec00564 csec01100]
M00094 Ceramide biosynthesis [PATH:csec00600 csec01100]
M00099 Sphingosine biosynthesis [PATH:csec00600 csec01100]

Nucleotide metabolism
Purine metabolism
M00048 De novo purine biosynthesis, PRPP + glutamine => IMP [PATH:csec00230 csec01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:csec00230 csec01232 csec01240 csec01100]
M00050 Guanine ribonucleotide biosynthesis, IMP => GDP,GTP [PATH:csec00230 csec01232 csec01100]
M00053 Deoxyribonucleotide biosynthesis, ADP/GDP/CDP/UDP => dATP/dGTP/dCTP/dUTP [PATH:csec00230 csec00240 csec01232 csec01100]
M00958 Adenine ribonucleotide degradation, AMP => Urate [PATH:csec00230 csec01232 csec01100]
M00959 Guanine ribonucleotide degradation, GMP => Urate [PATH:csec00230 csec01232 csec01100]

Pyrimidine metabolism
M00051 De novo pyrimidine biosynthesis, glutamine (+ PRPP) => UMP [PATH:csec00240 csec01240 csec01100]
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:csec00240 csec01232 csec01240 csec01100]
M00938 Pyrimidine deoxyribonucleotide biosynthesis, UDP => dTTP [PATH:csec00240 csec01232 csec01100]
M00046 Pyrimidine degradation, uracil => beta-alanine, thymine => 3-aminoisobutanoate [PATH:csec00240 csec00410 csec00770 csec01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:csec00260 csec01200 csec01230 csec01100]
M00621 Glycine cleavage system [PATH:csec00260 csec00630 csec00785 csec01200 csec01100]

Cysteine and methionine metabolism
M00338 Cysteine biosynthesis, homocysteine + serine => cysteine [PATH:csec00260 csec00270 csec01230 csec01100]
M00035 Methionine degradation [PATH:csec00270 csec01100]

Branched-chain amino acid metabolism
M00036 Leucine degradation, leucine => acetoacetate + acetyl-CoA [PATH:csec00280 csec01100]

Lysine metabolism
Arginine and proline metabolism
M00015 Proline biosynthesis, glutamate => proline [PATH:csec00330 csec01230 csec01100]
M00970 Proline degradation, proline => glutamate [PATH:csec00330 csec01100]
M00972 Proline metabolism [PATH:csec00330 csec01100]

Polyamine biosynthesis
M00134 Polyamine biosynthesis, arginine => ornithine => putrescine [PATH:csec00330 csec01100]
M00135 GABA biosynthesis, eukaryotes, putrescine => GABA [PATH:csec00330 csec01100]

Histidine metabolism
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:csec00340 csec01100]

Aromatic amino acid metabolism
Other amino acid metabolism
M00027 GABA (gamma-Aminobutyrate) shunt [PATH:csec00250 csec00650 csec01100]
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:csec00480 csec01240 csec01100]

Glycan metabolism
Glycan biosynthesis
M00073 N-glycan precursor trimming [PATH:csec00510 csec01100]

Glycosaminoglycan metabolism
M00057 Glycosaminoglycan biosynthesis, linkage tetrasaccharide [PATH:csec00532 csec00534 csec01100]
M00059 Glycosaminoglycan biosynthesis, heparan sulfate backbone [PATH:csec00534 csec01100]
M00078 Heparan sulfate degradation [PATH:csec00531 csec01100]

Lipopolysaccharide metabolism
Other polysaccharide metabolism
Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:csec00770 csec01240 csec01100]
M00882 Lipoic acid biosynthesis, eukaryotes, octanoyl-ACP => dihydrolipoyl-H [PATH:csec00785 csec01240 csec01100]
M00883 Lipoic acid biosynthesis, animals and bacteria, octanoyl-ACP => dihydrolipoyl-H => dihydrolipoyl-E2 [PATH:csec00785 csec01240 csec01100]
M00842 Tetrahydrobiopterin biosynthesis, GTP => BH4 [PATH:csec00790 csec01240 csec01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:csec00790 csec01240 csec01100]
M00141 C1-unit interconversion, eukaryotes [PATH:csec00670 csec01240 csec01100]
M00868 Heme biosynthesis, animals and fungi, glycine => heme [PATH:csec00860 csec01240 csec01100]
M00128 Ubiquinone biosynthesis, eukaryotes, 4-hydroxybenzoate + polyprenyl-PP => ubiquinol [PATH:csec00130 csec01240 csec01100]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00095 C5 isoprenoid biosynthesis, mevalonate pathway [PATH:csec00900 csec01100]
M00367 C10-C20 isoprenoid biosynthesis, non-plant eukaryotes [PATH:csec00900 csec01100]

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