1QVS:
reference: Presence of ferric hydroxide clusters in mutants of Haemophilus influenzae ferric ion-binding protein A., Shouldice SR, Skene RJ, Dougan DR, McRee DE, Tari LW, Schryvers AB, Biochemistry 2003 Oct 21;42(41):11908-14. PMID: 14556621

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