1M7Y:
reference: Apple 1-aminocyclopropane-1-carboxylate synthase in complex with the inhibitor L-aminoethoxyvinylglycine. Evidence for a ketimine intermediate., Capitani G, McCarthy DL, Gut H, Grutter MG, Kirsch JF, J Biol Chem 2002 Dec 20;277(51):49735-42. Epub 2002 Sep 11. PMID: 12228256

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