# OC Root 2nd 3rd 4th PC Gene/Definition OC.663633 Archaea.8239 Euryarchaeota.13525 Methanosphaera.1036 mst.533 mst:Msp_0545 conserved hypothetical protein OC.663633 Archaea.8239 Euryarchaeota.13525 Methanosphaera.1036 metb.738 metb:AW729_04095 Zc3h12a-like ribonuclease