# OC Root 2nd 3rd 4th PC Gene/Definition OC.113435 Bacteria.297562 Proteobacteria.108587 Alphaproteobacteria.337954 rbg.3166 rbg:BG454_16640 thiamine pyrophosphate-binding protein; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]