# OC Root 2nd 3rd PC Gene/Definition OC.335698 Bacteria.307633 Chlorobi.1575 cts.1470 cts:Ctha_1491 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]