# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.229332 Bacteria.301382 Cyanobacteria.65036 Synechococcus.19274 Synechococcus_sp_.17591 synw.500 synw:SynWH8103_00495 hisH2; imidazole glycerol phosphate synthase subunit hisH protein family; K02501 imidazole glycerol-phosphate synthase subunit HisH [EC:4.3.2.10]