# OC Root 2nd 3rd 4th PC Gene/Definition OC.113439 Bacteria.406093 Proteobacteria.172549 Alphaproteobacteria.98365 brn.741 brn:D1F64_03890 thiamine pyrophosphate-binding protein; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]