2PC0: Apo Wild-Type Hiv Protease In The Open Conformation
reference: Conformational flexibility in the flap domains of ligand-free HIV protease., Heaslet H, Rosenfeld R, Giffin M, Lin YC, Tam K, Torbett BE, Elder JH, McRee DE, Stout CD, Acta Crystallogr D Biol Crystallogr. 2007 Aug;63(Pt 8):866-75. Epub 2007, Jul 17. PMID: 17642513

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