2AYI:
reference: Substrate Access to the Active Sites in Aminopeptidase T, a Representative of a New Metallopeptidase Clan., Odintsov SG, Sabala I, Bourenkov G, Rybin V, Bochtler M, J Mol Biol 2005 Sep 30;. PMID: 16242715

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