# OC Root 2nd 3rd 4th PC Gene/Definition OC.335692 Bacteria.397897 Firmicutes.108973 Firmicutes___Clostridia.12135 pth.892 pth:PTH_0846 PorB; pyruvate:ferredoxin oxidoreductase and related 2-oxoacid:ferredoxin oxidoreductases, beta subunit; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]