4LC5:
reference: Structural basis of the substrate specificity of cytidine deaminase superfamily Guanine deaminase., Bitra A, Biswas A, Anand R, Biochemistry. 2013 Nov 12;52(45):8106-14. doi: 10.1021/bi400818e. Epub 2013 Oct, 28. PMID: 24083949

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