# OC Root 2nd 3rd 4th PC Gene/Definition OC.335598 Bacteria.345959 Firmicutes.129983 Firmicutes___Clostridia.72693 adg.1893 adg:Adeg_2124 thiamine pyrophosphate protein domain protein TPP-binding protein; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]