3R2K:
reference: Two Distinct Ferritin-like Molecules in Pseudomonas aeruginosa: The Product of the bfrA Gene Is a Bacterial Ferritin (FtnA) and Not a Bacterioferritin (Bfr)., Yao H, Jepkorir G, Lovell S, Nama PV, Weeratunga S, Battaile KP, Rivera M, Biochemistry. 2011 May 20. PMID: 21574546

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