2BNH:
reference: Mechanism of ribonuclease inhibition by ribonuclease inhibitor protein based on the crystal structure of its complex with ribonuclease A., Kobe B, Deisenhofer J, J Mol Biol 1996 Dec 20;264(5):1028-43. PMID: 9000628

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