3L41:
reference: gammaH2A binds Brc1 to maintain genome integrity during S-phase., Williams JS, Williams RS, Dovey CL, Guenther G, Tainer JA, Russell P, EMBO J. 2010 Jan 21. PMID: 20094029

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