4NWY:
reference: Structure of the substrate-binding b' domain of the Protein disulfide isomerase-like protein of the testis., Bastos-Aristizabal S, Kozlov G, Gehring K, Sci Rep. 2014 Mar 25;4:4464. doi: 10.1038/srep04464. PMID: 24662985

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