Current Statistics

KEGG Database as of 2021/3/6
Systems information
KEGG PATHWAY Pathway maps, reference (total) 543 (769,445)
KEGG BRITE Functional hierarchies, reference (total) 186 (268,365)
KEGG MODULE KEGG modules
Reaction modules
443
44
Genomic information
KEGG ORTHOLOGY KEGG Orthology (KO) groups 24,089
KEGG GENOME KEGG organisms
(545 eukaryotes, 6153 bacteria, 340 archaea)
KEGG selected viruses
7,038

349
KEGG GENES Genes in KEGG organisms and other categories
(including 4,049 addendum, 498,106 viral)
(see annotation statistics)
33,696,051
KEGG SSDB Best hit relations within GENES
Bi-directional best hit relations within GENES
424,577,412,868
22,036,819,060
Chemical information
KEGG COMPOUND Metabolites and other small molecules 18,776
KEGG GLYCAN Glycans 11,049
KEGG REACTION Biochemical reactions
Reaction class
11,498
3,168
KEGG ENZYME Enzyme nomenclature 7,813
Health information
KEGG NETWORK Disease-related network elements
Network variation maps
1,312
128
KEGG VARIANT Human gene variants 441
KEGG DISEASE Human diseases 2,497
KEGG DRUG Drugs
Drug groups
11,426
2,314
KEGG ENVIRON Crude drugs and health-related substances 864
Drug labels
KEGG MEDICUS Japanese prescription drug labels from JAPIC
Japanese OTC drug labels from JAPIC
14,335
11,021
KEGG MEDICUS FDA prescription drug labels linked to DailyMed
FDA OTC drug labels linked to DailyMed
28,739
52,120