3WTP:
reference: Crystal structure and stable property of the cancer-associated heterotypic nucleosome containing CENP-A and H3.3., Arimura Y, Shirayama K, Horikoshi N, Fujita R, Taguchi H, Kagawa W, Fukagawa T, Almouzni G, Kurumizaka H, Sci Rep. 2014 Nov 19;4:7115. doi: 10.1038/srep07115. PMID: 25408271

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