kegg Kyoto Encyclopedia of Genes and Genomes kegg Release 116.0+/10-23, Oct 25 Kanehisa Laboratories pathway 580 entries brite 441,653 entries module 674,140 entries orthology 27,877 entries genome 26,009 entries genes 63,419,089 entries compound 19,518 entries glycan 11,232 entries reaction 12,323 entries rclass 3,206 entries enzyme 8,274 entries network 1,649 entries variant 1,657 entries disease 2,991 entries drug 12,713 entries dgroup 2,526 entries