# OC Root 2nd 3rd 4th PC Gene/Definition OC.113302 Bacteria.569413 Proteobacteria.43870 Alphaproteobacteria.107801 pgv.2508 pgv:SL003B_2526 Acetolactate synthase large subunit; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]