1EAI:
reference: The molecular structure of the complex of Ascaris chymotrypsin/elastase inhibitor with porcine elastase., Huang K, Strynadka NC, Bernard VD, Peanasky RJ, James MN, Structure 1994 Jul 15;2(7):679-89. PMID: 7922044

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