# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.641972	Bacteria.318344	Proteobacteria.263547	Deltaproteobacteria.17025	sfu.183	sfu:Sfum_0018   4Fe-4S ferredoxin, iron-sulfur binding domain protein; K00176 2-oxoglutarate ferredoxin oxidoreductase subunit delta [EC:1.2.7.3]