1RHQ:
reference: Reducing the peptidyl features of caspase-3 inhibitors: a structural analysis., Becker JW, Rotonda J, Soisson SM, Aspiotis R, Bayly C, Francoeur S, Gallant M, Garcia-Calvo M, Giroux A, Grimm E, Han Y, McKay D, Nicholson DW, Peterson E, Renaud J, Roy S, Thornberry N, Zamboni R, J Med Chem 2004 May 6;47(10):2466-74. PMID: 15115390

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