# OC Root 2nd 3rd 4th PC Gene/Definition OC.335674 Bacteria.451538 Firmicutes.117571 Firmicutes___Clostridia.3896 hor.523 hor:Hore_05290 pyruvate ferredoxin oxidoreductase, beta subunit; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]