| 4EB3: reference: Are free radicals involved in IspH catalysis? An EPR and crystallographic investigation., Wang W, Wang K, Span I, Jauch J, Bacher A, Groll M, Oldfield E, J Am Chem Soc. 2012 Jul 11;134(27):11225-34. doi: 10.1021/ja303445z. Epub 2012, Jun 28. PMID: 22687151 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).