| 3R8F: reference: DNA stretching by bacterial initiators promotes replication origin opening., Duderstadt KE, Chuang K, Berger JM, Nature. 2011 Oct 2;478(7368):209-13. doi: 10.1038/nature10455. PMID: 21964332 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).