2PXR:
reference: Structure of the Antiviral Assembly Inhibitor CAP-1 Complex with the HIV-1 CA Protein., Kelly BN, Kyere S, Kinde I, Tang C, Howard BR, Robinson H, Sundquist WI, Summers MF, Hill CP, J Mol Biol. 2007 Aug 15;. PMID: 17826792

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