2K7V:
reference: A surface loop directs conformational switching of a lipoyl domain between a folded and a novel misfolded structure., Stott KM, Yusof AM, Perham RN, Jones DD, Structure. 2009 Aug 12;17(8):1117-27. PMID: 19679089

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