2DRX:
reference: Unique side chain conformation of a leu residue in a triple-helical structure., Okuyama K, Narita H, Kawaguchi T, Noguchi K, Tanaka Y, Nishino N, Biopolymers. 2007 Mar 20;. PMID: 17373653

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