5W2M:
reference: Molecular Interactions of a DNA Modifying Enzyme APOBEC3F Catalytic Domain with a Single-Stranded DNA., Fang Y, Xiao X, Li SX, Wolfe A, Chen XS, J Mol Biol. 2017 Nov 27. pii: S0022-2836(17)30557-0. doi:, 10.1016/j.jmb.2017.11.007. PMID: 29191651

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