2OKS:
reference: Structure of a DNA repair substrate containing an alkyl interstrand cross-link at 1.65 a resolution(,)., Swenson MC, Paranawithana SR, Miller PS, Kielkopf CL, Biochemistry. 2007 Apr 17;46(15):4545-53. Epub 2007 Mar 22. PMID: 17375936

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