2WR8:
reference: Mechanistic Insights into Water Activation in SAM Hydroxide Adenosyltransferase (duf-62)., Deng H, McMahon SA, Eustaquio AS, Moore BS, Naismith JH, O'Hagan D, Chembiochem. 2009 Sep 8. PMID: 19739191

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