KEGG Modules

Carbohydrate metabolism
Central carbohydrate metabolism
M00002 Glycolysis, core module involving three-carbon compounds [PATH:cek00010 cek01200 cek01230 cek01100]
M00307 Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:cek00010 cek00020 cek00620 cek00785 cek01200 cek01210 cek01100]
M00009 Citrate cycle (TCA cycle, Krebs cycle) [PATH:cek00020 cek01200 cek01100]
M00010 Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:cek00020 cek01200 cek01210 cek01230 cek01100]
M00011 Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:cek00020 cek01200 cek01210 cek01100]
M00004 Pentose phosphate pathway (Pentose phosphate cycle) [PATH:cek00030 cek01200 cek01100 cek01120]
M00006 Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:cek00030 cek01200 cek01100 cek01120]
M00007 Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:cek00030 cek01200 cek01230 cek01100 cek01120]
M00005 PRPP biosynthesis, ribose 5P => PRPP [PATH:cek00030 cek00230 cek01200 cek01230 cek01100]
M00008 Entner-Doudoroff pathway, glucose-6P => glyceraldehyde-3P + pyruvate [PATH:cek00030 cek01200 cek01100 cek01120]

Other carbohydrate metabolism
M00061 D-Glucuronate degradation, D-glucuronate => pyruvate + D-glyceraldehyde 3P [PATH:cek00040 cek00030 cek01100]
M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:cek00052 cek01100]
M00854 Glycogen biosynthesis, glucose-1P => glycogen/starch [PATH:cek00500 cek01100]
M00855 Glycogen degradation, glycogen => glucose-6P [PATH:cek00500 cek01100]

Energy metabolism
Carbon fixation
M00168 CAM (Crassulacean acid metabolism), dark [PATH:cek00620 cek00710 cek01200 cek01100 cek01120]

Methane metabolism
Nitrogen metabolism
M00530 Dissimilatory nitrate reduction, nitrate => ammonia [PATH:cek00910 cek01310 cek01100 cek01120]

Sulfur metabolism
M00176 Assimilatory sulfate reduction, sulfate => H2S [PATH:cek00920 cek01320 cek01100 cek01120]

Photosynthesis
ATP synthesis
M00149 Succinate dehydrogenase, prokaryotes [PATH:cek00190 cek01100]
M00155 Cytochrome c oxidase, prokaryotes [PATH:cek00190 cek01100]
M00156 Cytochrome c oxidase, cbb3-type [PATH:cek00190 cek01100]
M00157 F-type ATPase, prokaryotes and chloroplasts [PATH:cek00190 cek01100]

Lipid metabolism
Fatty acid metabolism
M00082 Fatty acid biosynthesis, initiation [PATH:cek00061 cek01212 cek01100]
M00083 Fatty acid biosynthesis, elongation [PATH:cek00061 cek01212 cek01100]
M00086 beta-Oxidation, acyl-CoA synthesis [PATH:cek00061 cek00071 cek01212 cek01100]
M00087 beta-Oxidation [PATH:cek00071 cek01212 cek01100]

Sterol biosynthesis
Lipid metabolism
M00093 Phosphatidylethanolamine (PE) biosynthesis, PA => PS => PE [PATH:cek00564 cek01100]

Nucleotide metabolism
Purine metabolism
M00048 De novo purine biosynthesis, PRPP + glutamine => IMP [PATH:cek00230 cek01100]
M00049 Adenine ribonucleotide biosynthesis, IMP => ADP,ATP [PATH:cek00230 cek01232 cek01240 cek01100]
M00050 Guanine ribonucleotide biosynthesis, IMP => GDP,GTP [PATH:cek00230 cek01232 cek01100]
M00053 Deoxyribonucleotide biosynthesis, ADP/GDP/CDP/UDP => dATP/dGTP/dCTP/dUTP [PATH:cek00230 cek00240 cek01232 cek01100]
M00958 Adenine ribonucleotide degradation, AMP => Urate [PATH:cek00230 cek01232 cek01100]
M00959 Guanine ribonucleotide degradation, GMP => Urate [PATH:cek00230 cek01232 cek01100]

Pyrimidine metabolism
M00052 Pyrimidine ribonucleotide biosynthesis, UMP => UDP/UTP,CDP/CTP [PATH:cek00240 cek01232 cek01240 cek01100]

Amino acid metabolism
Serine and threonine metabolism
M00020 Serine biosynthesis, glycerate-3P => serine [PATH:cek00260 cek00680 cek01200 cek01230 cek01100]
M00018 Threonine biosynthesis, aspartate => homoserine => threonine [PATH:cek00260 cek01230 cek01100 cek01110]
M00621 Glycine cleavage system [PATH:cek00260 cek00630 cek00670 cek00785 cek01200 cek01100]
M00033 Ectoine biosynthesis, aspartate => ectoine [PATH:cek00260 cek01210 cek01230 cek01100 cek01120]

Cysteine and methionine metabolism
M00021 Cysteine biosynthesis, serine => cysteine [PATH:cek00270 cek00920 cek01320 cek01200 cek01230 cek01100 cek01110]

Branched-chain amino acid metabolism
M00019 Valine/isoleucine biosynthesis, pyruvate => valine / 2-oxobutanoate => isoleucine [PATH:cek00290 cek00770 cek01210 cek01230 cek01100 cek01110]
M00570 Isoleucine biosynthesis, threonine => 2-oxobutanoate => isoleucine [PATH:cek00290 cek01230 cek01100]
M00432 Leucine biosynthesis, 2-oxoisovalerate => 2-oxoisocaproate [PATH:cek00290 cek01210 cek01230 cek01100 cek01110]

Lysine metabolism
M00016 Lysine biosynthesis, succinyl-DAP pathway, aspartate => lysine [PATH:cek00300 cek01230 cek01100]

Arginine and proline metabolism
M00028 Ornithine biosynthesis, glutamate => ornithine [PATH:cek00220 cek01210 cek01230 cek01100]
M00844 Arginine biosynthesis, ornithine => arginine [PATH:cek00220 cek01230 cek01100]
M00015 Proline biosynthesis, glutamate => proline [PATH:cek00330 cek01230 cek01100]

Polyamine biosynthesis
Histidine metabolism
Aromatic amino acid metabolism
M00022 Shikimate pathway, phosphoenolpyruvate + erythrose-4P => chorismate [PATH:cek00400 cek01230 cek01100 cek01110]
M00023 Tryptophan biosynthesis, chorismate => tryptophan [PATH:cek00400 cek01230 cek01100 cek01110]

Other amino acid metabolism
M00118 Glutathione biosynthesis, glutamate => glutathione [PATH:cek00480 cek01240 cek01100]

Glycan metabolism
Nucleotide sugar biosynthesis
M00909 UDP-GlcNAc biosynthesis, prokaryotes, Fru-6P => UDP-GlcNAc [PATH:cek00520 cek01250 cek01100]
M00996 UDP-MurNAc biosynthesis, anhMurNAc => UDP-MurNAc [PATH:cek00520 cek01250 cek01100 cek01100]
M00995 UDP-MurNAc biosynthesis, Fru-6P => UDP-MurNAc [PATH:cek00520 cek01250 cek01100]
M00549 UDP-Glc biosynthesis, Glc => UDP-Glc [PATH:cek00520 cek01250 cek01100]
M00999 UDP-GlcA/GalA biosynthesis, UDP-Glc => UDP-GlcA => UDP-GalA [PATH:cek00520 cek00053 cek01250 cek01100]
M00554 UDP-Gal biosynthesis, Gal => UDP-Gal [PATH:cek00520 cek00052 cek01250 cek01100]
M00063 CMP-3-deoxy-D-manno-octulosonate biosynthesis, ribulose-5P => CMP-KDO [PATH:cek00541 cek01250 cek01100]
M00793 dTDP-L-rhamnose biosynthesis, glucose-1P => dTDP-L-Rha [PATH:cek00521 cek00523 cek00541 cek01250 cek01100 cek01110]

Glycan biosynthesis
Glycosaminoglycan metabolism
Lipopolysaccharide metabolism
Other polysaccharide metabolism
Metabolism of cofactors and vitamins
Cofactor and vitamin metabolism
M00115 NAD biosynthesis, aspartate => quinolinate => NAD [PATH:cek00760 cek01240 cek01100]
M00120 Coenzyme A biosynthesis, pantothenate => CoA [PATH:cek00770 cek01240 cek01100]
M00123 Biotin biosynthesis, pimeloyl-ACP/CoA => biotin [PATH:cek00780 cek01240 cek01100]
M00881 Lipoic acid biosynthesis, plants and bacteria, octanoyl-ACP => dihydrolipoyl-E2/H [PATH:cek00785 cek01240 cek01100]
M00126 Tetrahydrofolate biosynthesis, GTP => THF [PATH:cek00790 cek00670 cek01240 cek01100]
M00880 Molybdenum cofactor biosynthesis, GTP => molybdenum cofactor [PATH:cek00790 cek01240 cek01100]
M00988 PreQ1 biosynthesis, GTP => 7-Aminomethyl-7-deazaguanine [PATH:cek00790 cek01100]
M00846 Siroheme biosynthesis, glutamyl-tRNA => siroheme [PATH:cek00860 cek01240 cek01100 cek01110]
M00121 Heme biosynthesis, plants and bacteria, glutamate => heme [PATH:cek00860 cek01240 cek01100 cek01110]

Biosynthesis of terpenoids and polyketides
Terpenoid backbone biosynthesis
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
M00616 Sulfate-sulfur assimilation