# OC Root 2nd 3rd 4th PC Gene/Definition OC.369059 Archaea.27561 Euryarchaeota.30882 Methanoculleus.130 mem.1121 mem:Memar_1142 Radical SAM domain protein OC.369059 Archaea.27561 Euryarchaeota.30882 Methanoculleus.130 mbg.1126 mbg:BN140_1188 Fe-S oxidoreductases OC.369059 Archaea.27561 Euryarchaeota.30882 Methanoculleus.130 mema.1481 mema:MMAB1_1507 Radical SAM domain protein (fragment) OC.369059 Archaea.27561 Euryarchaeota.30882 - mpi.984 mpi:Mpet_0969 Radical SAM domain protein