2CIE:
reference: Dodecin sequesters FAD in closed conformation from the aqueous solution., Grininger M, Seiler F, Zeth K, Oesterhelt D, J Mol Biol. 2006 Dec 8;364(4):561-6. Epub 2006 Sep 5. PMID: 17027852

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