# OC Root	2nd	3rd	PC	Gene/Definition
OC.664053	Bacteria.795869	Fibrobacteres.1281	fsu.2082	fsu:Fisuc_2123   4Fe-4S ferredoxin iron-sulfur binding domain protein
OC.664053	Bacteria.795869	Fibrobacteres.1281	fsc.2302	fsc:FSU_2658   ferredoxin
OC.664053	Archaea.85767	Euryarchaeota.71829	mka.924	mka:MK0903   Ferredoxin