# OC Root 2nd 3rd 4th PC Gene/Definition OC.340244 Archaea.68381 Euryarchaeota.53497 Methanosaeta.1342 mcj.610 mcj:MCON_0595 integral membrane protein with CBS domains OC.340244 Archaea.68381 Euryarchaeota.53497 Methanosaeta.1342 mhi.208 mhi:Mhar_0131 Integral membrane protein with CBS domains