2LG0:
reference: Structure of (5'S)-8,5'-Cyclo-2'-deoxyguanosine in DNA., Huang H, Das RS, Basu AK, Stone MP, J Am Chem Soc. 2011 Dec 21;133(50):20357-68. Epub 2011 Nov 21. PMID: 22103478

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).