# OC Root 2nd 3rd 4th PC Gene/Definition OC.379458 Archaea.66349 Euryarchaeota.51398 Methanoculleus.2010 mbg.646 mbg:BN140_0653 hypothetical protein; K07448 restriction system protein OC.379458 Archaea.66349 Euryarchaeota.51398 Methanoculleus.2010 mema.854 mema:MMAB1_0843 conserved protein of unknown function; K07448 restriction system protein OC.379459 Archaea.62426 Euryarchaeota.47365 Methanobacterium.4857 msub.678 msub:BK009_03465 restriction endonuclease; K07448 restriction system protein OC.379460 Archaea.87095 Euryarchaeota.73247 - mpl.1053 mpl:Mpal_1093 restriction endonuclease; K07448 restriction system protein