| 3GJB: reference: Structural analysis of an open active site conformation of nonheme iron halogenase CytC3., Wong C, Fujimori DG, Walsh CT, Drennan CL, J Am Chem Soc. 2009 Apr 8;131(13):4872-9. PMID: 19281171 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).