# OC Root 2nd 3rd 4th PC Gene/Definition OC.335700 Bacteria.318837 Proteobacteria.51124 Betaproteobacteria.124008 app.2394 app:CAP2UW1_2584 thiamine pyrophosphate protein domain protein TPP-binding; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]