4N6G:
reference: Tailoring Small Molecules for an Allosteric Site on Procaspase-6., Murray J, Giannetti AM, Steffek M, Gibbons P, Hearn BR, Cohen F, Tam C, Pozniak C, Bravo B, Lewcock J, Jaishankar P, Ly CQ, Zhao X, Tang Y, Chugha P, Arkin MR, Flygare J, Renslo AR, ChemMedChem. 2013 Nov 20. doi: 10.1002/cmdc.201300424. PMID: 24259468

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