# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.113280 Bacteria.403710 Proteobacteria.167405 Alphaproteobacteria.265408 Rhodospirillum.4175 rce.255 rce:RC1_0235 ilvB; acetolactate synthase large subunit, putative; K01652 acetolactate synthase I/II/III large subunit [EC:2.2.1.6]