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Current Statistics

KEGG Database as of 2014/12/25
Systems information
KEGG PATHWAY Pathway maps, reference (total) 468 (338,950)
KEGG BRITE Functional hierarchies, reference (total) 158 (119,301)
KEGG MODULE KEGG modules, reference (total) 652 (275,779)
Genomic information
KEGG ORTHOLOGY KEGG Orthology (KO) groups 18,336
KEGG GENOME KEGG Organisms 3,518
KEGG GENES Genes in high-quality genomes
(299 eukaryotes, 3018 bacteria, 175 archaea)
15,319,849
KEGG SSDB Best hit relations within GENES
Bi-directional best hit relations within GENES
80,269,808,771
4,879,621,032
KEGG DGENES Genes in draft genomes  (26 eukaryotes) 654,883
KEGG MGENES Genes in metagenomes  (796 samples) 131,900,984
Chemical information
KEGG COMPOUND Metabolites and other small molecules 17,345
KEGG GLYCAN Glycans 10,987
KEGG REACTION Biochemical reactions 9,777
KEGG RPAIR Reactant pair chemical transformations 14,867
KEGG RCLASS Reaction class 2,947
KEGG ENZYME Enzyme nomenclature 6,415
Health information
KEGG DISEASE Human diseases 1,402
KEGG DRUG Drugs 10,134
KEGG DGROUP Drug groups 1,638
KEGG ENVIRON Crude drugs and health-related substances 849


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