# OC Root 2nd 3rd 4th PC Gene/Definition OC.113322 Bacteria.354576 Proteobacteria.140983 Alphaproteobacteria.171250 psf.2938 psf:PSE_2991 budB; Acetolactate synthase, catabolic; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]