| 4F5O: reference: Structures of dNTP Intermediate States during DNA Polymerase Active Site Assembly., Freudenthal BD, Beard WA, Wilson SH, Structure. 2012 Nov 7;20(11):1829-37. doi: 10.1016/j.str.2012.08.008. Epub 2012, Sep 6. PMID: 22959623 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).