# OC Root 2nd 3rd 4th PC Gene/Definition OC.113319 Bacteria.384295 Proteobacteria.236489 Gammaproteobacteria.179668 tcx.75 tcx:Tcr_0051 acetolactate synthase, large subunit; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]