# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.335204	Archaea.41710	Crenarchaeota.8766	Ignicoccus.1023	iho.794	iho:Igni_0801   4Fe-4S ferredoxin, iron-sulfur binding domain protein
OC.335204	Archaea.41710	Crenarchaeota.8766	Ignicoccus.1023	iis.164	iis:EYM_00780   4Fe-4S ferredoxin