2JO0:
reference: Flexibility in HIV-1 Assembly Subunits: Solution Structure of the Monomeric C-Terminal Domain of the Capsid Protein., Alcaraz LA, Del Alamo M, Barrera FN, Mateu MG, Neira JL, Biophys J. 2007 Aug 15;93(4):1264-76. Epub 2007 May 25. PMID: 17526561

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