1JSC:
reference: Crystal structure of yeast acetohydroxyacid synthase: a target for herbicidal inhibitors., Pang SS, Duggleby RG, Guddat LW, J Mol Biol 2002 Mar 22;317(2):249-62. PMID: 11902841

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).