Current Statistics

KEGG Database as of 2019/12/15
Systems information
KEGG PATHWAY Pathway maps, reference (total) 537 (673,244)
KEGG BRITE Functional hierarchies, reference (total) 202 (235,667)
KEGG MODULE KEGG modules
Reaction modules
394
41
Genomic information
KEGG ORTHOLOGY KEGG Orthology (KO) groups 23,164
KEGG GENOME KEGG organisms
(534 eukaryotes, 5436 bacteria, 311 archaea)
KEGG selected viruses
6,281

340
KEGG GENES Genes in KEGG organisms and other categories
(including 4,479 addendum, 372,564 viral)
(see annotation statistics)
30,582,551
KEGG SSDB Best hit relations within GENES
Bi-directional best hit relations within GENES
353,278,914,405
17,246,872,670
Chemical information
KEGG COMPOUND Metabolites and other small molecules 18,652
KEGG GLYCAN Glycans 11,041
KEGG REACTION Biochemical reactions
Reaction class
11,334
3,164
KEGG ENZYME Enzyme nomenclature 7,672
Health information
KEGG NETWORK Disease-related network elements
Network variation maps
944
100
KEGG VARIANT Human gene variants 395
KEGG DISEASE Human diseases 2,356
KEGG DRUG Drugs
Drug groups
11,142
2,248
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
14,285
11,108
KEGG MEDICUS FDA prescription drug labels linked to DailyMed
FDA OTC drug labels linked to DailyMed
29,811
38,130