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Current Statistics

KEGG Database as of 2026/5/13
Systems information
KEGG PATHWAY KEGG pathway maps 585
KEGG BRITE BRITE hierarchies and tables 204
KEGG MODULE KEGG modules
Reaction modules
570
48
Genomic information
KEGG ORTHOLOGY KEGG Orthology (KO) groups 28,230
KEGG GENES Genes in KEGG organisms
Addendum proteins
Viral genes
Viral mature peptides
65,808,167
4,396
702,624
377
KEGG GENOME KEGG organisms
(1292 eukaryotes, 9959 bacteria, 458 archaea)
KEGG selected viruses (T4 category)
KEGG viruses (Vtax category)
11,709

359
14,530
Chemical information
KEGG COMPOUND Metabolites and other chemical substances 19,571
KEGG GLYCAN Glycans 11,261
KEGG REACTION Biochemical reactions
Reaction class
12,384
3,208
KEGG ENZYME Enzyme nomenclature 6,942
Health information
KEGG NETWORK Disease-related network elements
Network variation maps
1,615
153
KEGG VARIANT Human gene variants 1,959
KEGG DISEASE Human diseases 3,053
KEGG DRUG Drugs
Drug groups
12,820
2,536
Drug labels
KEGG MEDICUS Japanese prescription drug labels from JAPIC
Japanese OTC drug labels from JAPIC
11,355
9,867
KEGG MEDICUS FDA prescription drug labels linked to DailyMed 35,013



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