4NCI:
reference: ATP-driven Rad50 conformations regulate DNA tethering, end resection, and ATM checkpoint signaling., Deshpande RA, Williams GJ, Limbo O, Williams RS, Kuhnlein J, Lee JH, Classen S, Guenther G, Russell P, Tainer JA, Paull TT, EMBO J. 2014 Mar 3;33(5):482-500. doi: 10.1002/embj.201386100. Epub 2014 Feb 3. PMID: 24493214

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