1RP4:
reference: Structure of Ero1p, source of disulfide bonds for oxidative protein folding in the cell., Gross E, Kastner DB, Kaiser CA, Fass D, Cell 2004 May 28;117(5):601-10. PMID: 15163408

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