kegg Kyoto Encyclopedia of Genes and Genomes kegg Release 113.0+/03-13, Mar 25 Kanehisa Laboratories pathway 1,342,401 entries brite 417,114 entries module 581 entries orthology 27,446 entries genome 25,426 entries genes 59,167,552 entries compound 19,439 entries glycan 11,232 entries reaction 12,217 entries rclass 3,202 entries enzyme 8,235 entries network 1,593 entries variant 1,535 entries disease 2,888 entries drug 12,612 entries dgroup 2,496 entries