| 2OML: reference: The Crystal Structure of E. coli rRNA Pseudouridine Synthase RluE., Pan H, Ho JD, Stroud RM, Finer-Moore J, J Mol Biol. 2007 Feb 7;. PMID: 17320904 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).