4AM5:
reference: Structural Characterization of Bacterioferritin from Blastochloris viridis., Wahlgren WY, Omran H, von Stetten D, Royant A, van der Post S, Katona G, PLoS One. 2012;7(10):e46992. doi: 10.1371/journal.pone.0046992. Epub 2012 Oct 9. PMID: 23056552

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