# OC Root 2nd 3rd 4th PC Gene/Definition OC.335622 Bacteria.345972 Firmicutes.110947 Firmicutes___Clostridia.21792 toc.790 toc:Toce_0835 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]