# OC Root 2nd 3rd 4th PC Gene/Definition OC.229484 Archaea.13389 Crenarchaeota.9879 Thermoproteus.1221 tuz.579 tuz:TUZN_0582 imidazole glycerol phosphate synthase subunit HisH; K02501 imidazole glycerol-phosphate synthase subunit HisH [EC:4.3.2.10] OC.229484 Archaea.13389 Crenarchaeota.9879 Thermoproteus.1221 ttn.756 ttn:TTX_0778 hisH; imidazole glycerol phosphate synthase, glutamine amidotransferase subunit H; K02501 imidazole glycerol-phosphate synthase subunit HisH [EC:4.3.2.10]