# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.641979 Bacteria.318323 Firmicutes.113465 Firmicutes___Clostridia.21838 Eubacterium.8714 elm.3163 elm:ELI_3456 conserved domain protein; K00176 2-oxoglutarate ferredoxin oxidoreductase subunit delta [EC:1.2.7.3]