# OC Root 2nd 3rd 4th PC Gene/Definition OC.645649 Archaea.28771 Euryarchaeota.32511 Methanosaeta.1475 mtp.616 mtp:Mthe_0621 phosphate uptake regulator, PhoU; K02039 phosphate transport system protein OC.645649 Archaea.28771 Euryarchaeota.32511 Methanosaeta.1475 mcj.876 mcj:MCON_1041 phoU; phosphate transport system regulatory protein PhoU; K02039 phosphate transport system protein OC.645649 Archaea.28771 Euryarchaeota.32511 Methanosaeta.1475 mhi.2003 mhi:Mhar_2131 Phosphate transport system regulatory protein PhoU; K02039 phosphate transport system protein