2BGH:
reference: Crystal structure of vinorine synthase, the first representative of the BAHD superfamily., Ma X, Koepke J, Panjikar S, Fritzsch G, Stockigt J, J Biol Chem. 2005 Apr 8;280(14):13576-83. Epub 2005 Jan 22. PMID: 15665331

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