3AID:
reference: A new class of HIV-1 protease inhibitor: the crystallographic structure, inhibition and chemical synthesis of an aminimide peptide isostere., Rutenber EE, McPhee F, Kaplan AP, Gallion SL, Hogan JC Jr, Craik CS, Stroud RM, Bioorg Med Chem 1996 Sep;4(9):1545-58. PMID: 8894111

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