1S0Z:
reference: Crystal structures of the vitamin D nuclear receptor liganded with the vitamin D side chain analogues calcipotriol and seocalcitol, receptor agonists of clinical importance. Insights into a structural basis for the switching of calcipotriol to a receptor antagonist by further side chain modification., Tocchini-Valentini G, Rochel N, Wurtz JM, Moras D, J Med Chem 2004 Apr 8;47(8):1956-61. PMID: 15055995

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