| 4DIL: reference: Histidine ligand variants of a flavo-diiron protein: effects on structure and activities., Fang H, Caranto JD, Mendoza R, Taylor AB, Hart PJ, Kurtz DM Jr, J Biol Inorg Chem. 2012 Sep 19. PMID: 22990880 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).