kegg Kyoto Encyclopedia of Genes and Genomes kegg Release 97.0+/01-18, Jan 21 Kanehisa Laboratories pathway 764,156 entries brite 266,464 entries module 516 entries orthology 23,971 entries genome 7,306 entries genes 33,310,178 entries compound 18,756 entries glycan 11,042 entries reaction 11,474 entries rclass 3,168 entries enzyme 7,813 entries network 1,442 entries variant 441 entries disease 2,478 entries drug 11,388 entries dgroup 2,309 entries environ 864 entries