# OC Root 2nd 3rd 4th PC Gene/Definition OC.508244 Archaea.26416 Euryarchaeota.29393 Methanohalophilus.1181 mmh.274 mmh:Mmah_0274 Cobyrinic acid ac-diamide synthase OC.508244 Archaea.26416 Euryarchaeota.29393 Methanohalophilus.1181 mhaz.425 mhaz:BHR79_02150 (4Fe-4S)-binding protein