3W0F:
reference: Structural Characterization of a Mouse Ortholog of Human NEIL3 with a Marked Preference for Single-Stranded DNA., Liu M, Imamura K, Averill AM, Wallace SS, Doublie S, Structure. 2013 Feb 5;21(2):247-56. doi: 10.1016/j.str.2012.12.008. Epub 2013 Jan, 9. PMID: 23313161

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