2EFF:
reference: Understanding the binding properties of an unusual metal-binding protein--a study of bacterial frataxin., Pastore C, Franzese M, Sica F, Temussi P, Pastore A, FEBS J. 2007 Aug;274(16):4199-210. Epub 2007 Jul 25. PMID: 17651435

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