| 2FUF: reference: Crystal structure of the simian virus 40 large T-antigen origin-binding domain., Meinke G, Bullock PA, Bohm A, J Virol. 2006 May;80(9):4304-12. PMID: 16611889 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).