# OC Root 2nd 3rd 4th PC Gene/Definition OC.335165 Archaea.16004 Euryarchaeota.14944 - fpl.1227 fpl:Ferp_1287 4Fe-4S ferredoxin iron-sulfur binding domain protein OC.335165 Archaea.16004 Euryarchaeota.14944 Geoglobus.605 gac.1719 gac:GACE_1797 putative iron-sulfur cluster binding protein YccM OC.335165 Archaea.16004 Euryarchaeota.14944 Geoglobus.605 gah.1547 gah:GAH_01634 4Fe-4S binding domain