4XZU:
reference: Structure of the Human Factor VIII C2 Domain in Complex with the 3E6 Inhibitory Antibody., Wuerth ME, Cragerud RK, Clint Spiegel P, Sci Rep. 2015 Nov 24;5:17216. doi: 10.1038/srep17216. PMID: 26598467

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