5JUM:
reference: Mechanism of Error-Free Bypass of the Environmental Carcinogen N-(2'-Deoxyguanosin-8-yl)-3-aminobenzanthrone Adduct by Human DNA Polymerase eta., Patra A, Politica DA, Chatterjee A, Tokarsky EJ, Suo Z, Basu AK, Stone MP, Egli M, Chembiochem. 2016 Nov 3;17(21):2033-2037. doi: 10.1002/cbic.201600420. Epub 2016 , Sep 13. PMID: 27556902

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