KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00001 Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:bay00010 bay01200 bay01100]
M00002 Glycolysis, core module involving three-carbon compounds [PATH:bay00010 bay01200 bay01230 bay01100]
M00003 Gluconeogenesis, oxaloacetate => fructose-6P [PATH:bay00010 bay00020 bay01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:bay00010 bay00020 bay00620 bay01200 bay01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:bay00020 bay01200 bay01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:bay00020 bay01200 bay01210 bay01230 bay01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:bay00020 bay01200 bay01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:bay00030 bay01200 bay01100 bay01120]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:bay00030 bay01200 bay01100 bay01120]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:bay00030 bay01200 bay01230 bay01100 bay01120]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:bay00030 bay00230 bay01200 bay01230 bay01100]

Other carbohydrate metabolism
M00631 D-Galacturonate degradation (bacteria), D-galacturonate => pyruvate + D-glyceraldehyde 3P [PATH:bay00040 bay00030 bay01100]
M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:bay00052 bay01100]
M00549 Nucleotide sugar biosynthesis, glucose => UDP-glucose [PATH:bay00520 bay01250 bay01100]
M00554 Nucleotide sugar biosynthesis, galactose => UDP-galactose [PATH:bay00520 bay00052 bay01250 bay01100]
M00909 UDP-N-acetyl-D-glucosamine biosynthesis, prokaryotes, glucose => UDP-GlcNAc [PATH:bay00520 bay01250 bay01100]

Energy metabolism
Carbon fixation
M00579 Phosphate acetyltransferase-acetate kinase pathway, acetyl-CoA => acetate [PATH:bay00430 bay00620 bay01200 bay01100 bay01120]

Methane metabolism
M00345 Formaldehyde assimilation, ribulose monophosphate pathway [PATH:bay00030 bay00680 bay01200 bay01230 bay01100 bay01120]

Nitrogen metabolism
M00531 Assimilatory nitrate reduction, nitrate => ammonia [PATH:bay00910 bay01100 bay01120]

Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:bay00920 bay01100 bay01120]

Photosynthesis
ATP synthesis
M00151 Cytochrome bc1 complex respiratory unit [PATH:bay00190]
M00155 Cytochrome c oxidase, prokaryotes [PATH:bay00190]
M00416 Cytochrome aa3-600 menaquinol oxidase [PATH:bay00190]
M00157 F-type ATPase, prokaryotes and chloroplasts [PATH:bay00190]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:bay00061 bay01212 bay01100]
M00083 Fatty acid biosynthesis, elongation [PATH:bay00061 bay01212 bay01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:bay00061 bay00071 bay01212 bay01100]

Sterol biosynthesis
Lipid metabolism
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:bay00564 bay01100]

Nucleotide metabolism
Purine metabolism
M00048 De novo purine biosynthesis, PRPP + glutamine => IMP [PATH:bay00230 bay01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:bay00230 bay01232 bay01240 bay01100]
M00050 Guanine ribonucleotide biosynthesis, IMP => GDP,GTP [PATH:bay00230 bay01232 bay01100]
M00053 Deoxyribonucleotide biosynthesis, ADP/GDP/CDP/UDP => dATP/dGTP/dCTP/dUTP [PATH:bay00230 bay00240 bay01232 bay01100]

Pyrimidine metabolism
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:bay00240 bay01232 bay01240 bay01100]
M00938 Pyrimidine deoxyribonucleotide biosynthesis, UDP => dTTP [PATH:bay00240 bay01232 bay01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:bay00260 bay00680 bay01200 bay01230 bay01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:bay00260 bay01230 bay01100 bay01110]
M00621 Glycine cleavage system [PATH:bay00260 bay00630 bay01200 bay01100]
M00555 Betaine biosynthesis, choline => betaine [PATH:bay00260 bay01100]

Cysteine and methionine metabolism
M00021 Cysteine biosynthesis, serine => cysteine [PATH:bay00270 bay00920 bay01200 bay01230 bay01100 bay01110]
M00609 Cysteine biosynthesis, methionine => cysteine [PATH:bay00270 bay01230 bay01100]
M00017 Methionine biosynthesis, aspartate => homoserine => methionine [PATH:bay00270 bay01230 bay01100]
M00034 Methionine salvage pathway [PATH:bay00270 bay01100]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:bay00290 bay00770 bay01210 bay01230 bay01100 bay01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:bay00290 bay01230 bay01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:bay00290 bay01210 bay01230 bay01100 bay01110]

Lysine metabolism
M00525 Lysine biosynthesis, acetyl-DAP pathway, aspartate => lysine [PATH:bay00300 bay01230 bay01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:bay00220 bay01210 bay01230 bay01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:bay00220 bay01230 bay01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:bay00330 bay01230 bay01100]
M00970 Proline degradation, proline => glutamate [PATH:bay00330 bay01100]
M00972 Proline metabolism [PATH:bay00330]

Polyamine biosynthesis
M00133 Polyamine biosynthesis, arginine => agmatine => putrescine => spermidine [PATH:bay00330 bay01100]

Histidine metabolism
M00026 Histidine biosynthesis, PRPP => histidine [PATH:bay00340 bay01230 bay01100 bay01110]
M00045 Histidine degradation, histidine => N-formiminoglutamate => glutamate [PATH:bay00340 bay01100]

Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:bay00400 bay01230 bay01100 bay01110]

Other amino acid metabolism
Glycan metabolism
Glycan biosynthesis
Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00895 Thiamine biosynthesis, prokaryotes, AIR (+ DXP/glycine) => TMP/TPP [PATH:bay00730 bay01240 bay01100]
M00899 Thiamine salvage pathway, HMP/HET => TMP [PATH:bay00730 bay01100]
M00125 Riboflavin biosynthesis, plants and bacteria, GTP => riboflavin/FMN/FAD [PATH:bay00740 bay01240 bay01100 bay01110]
M00916 Pyridoxal-P biosynthesis, R5P + glyceraldehyde-3P + glutamine => pyridoxal-P [PATH:bay00750 bay01240 bay01100]
M00115 NAD biosynthesis, aspartate => quinolinate => NAD [PATH:bay00760 bay01240 bay01100]
M00119 Pantothenate biosynthesis, valine/L-aspartate => pantothenate [PATH:bay00770 bay01240 bay01100 bay01110]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:bay00770 bay01240 bay01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:bay00780 bay01240 bay01100]
M00573 Biotin biosynthesis, BioI pathway, long-chain-acyl-ACP => pimeloyl-ACP => biotin [PATH:bay00780 bay01240 bay01100]
M00577 Biotin biosynthesis, BioW pathway, pimelate => pimeloyl-CoA => biotin [PATH:bay00780 bay01240 bay01100]
M00883 Lipoic acid biosynthesis, animals and bacteria, octanoyl-ACP => dihydrolipoyl-H => dihydrolipoyl-E2 [PATH:bay00785 bay01240 bay01100]
M00126 Tetrahydrofolate biosynthesis, GTP => THF [PATH:bay00790 bay00670 bay01240 bay01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:bay00790 bay01240 bay01100]
M00846 Siroheme biosynthesis, glutamyl-tRNA => siroheme [PATH:bay00860 bay01240 bay01100 bay01110]
M00926 Heme biosynthesis, bacteria, glutamyl-tRNA => coproporphyrin III => heme [PATH:bay00860 bay01240 bay01100]
M00116 Menaquinone biosynthesis, chorismate (+ polyprenyl-PP) => menaquinol [PATH:bay00130 bay01240 bay01100 bay01110]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
M00096 C5 isoprenoid biosynthesis, non-mevalonate pathway [PATH:bay00900 bay01100 bay01110]
M00364 C10-C20 isoprenoid biosynthesis, bacteria [PATH:bay00900 bay01100 bay01110]

Plant terpenoid biosynthesis
Macrolide biosynthesis
Enediyne biosynthesis
Type II polyketide biosynthesis
Polyketide sugar unit biosynthesis
M00793 dTDP-L-rhamnose biosynthesis [PATH:bay00521 bay00523 bay00541 bay01250 bay01100 bay01110]

Biosynthesis of other secondary metabolites
Biosynthesis of phytochemical compounds
Biosynthesis of beta-lactams
Biosynthesis of other antibiotics
M00787 Bacilysin biosynthesis, prephenate => bacilysin [PATH:bay00998 bay01100 bay01110]

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