# OC Root 2nd 3rd 4th PC Gene/Definition OC.335598 Bacteria.345959 Firmicutes.129983 Firmicutes___Clostridia.72693 mta.71 mta:Moth_0034 2-oxoglutarate synthase; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]