5HH7:
reference: Structural Basis for the Unique Multivalent Readout of Unmodified H3 Tail by Arabidopsis ORC1b BAH-PHD Cassette., Li S, Yang Z, Du X, Liu R, Wilkinson AW, Gozani O, Jacobsen SE, Patel DJ, Du J, Structure. 2016 Mar 1;24(3):486-94. doi: 10.1016/j.str.2016.01.004. Epub 2016 Feb, 11. PMID: 26876097

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