# OC Root 2nd 3rd 4th PC Gene/Definition OC.226595 Archaea.26853 Euryarchaeota.30007 Methanohalophilus.380 mmh.546 mmh:Mmah_0557 Radical SAM domain protein; K22226 Fe-coproporphyrin III synthase OC.226595 Archaea.26853 Euryarchaeota.30007 Methanohalophilus.380 mhaz.136 mhaz:BHR79_00625 12,18-didecarboxysiroheme deacetylase; K22226 Fe-coproporphyrin III synthase