1HD9:
reference: The Bowman-Birk inhibitor reactive site loop sequence represents an independent structural beta-hairpin motif., Brauer AB, Kelly G, McBride JD, Cooke RM, Matthews SJ, Leatherbarrow RJ, J Mol Biol 2001 Mar 2;306(4):799-807. PMID: 11243789

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