4YKE:
reference: Structure of the catalytic domain of Mre11 from Chaetomium thermophilum., Seifert FU, Lammens K, Hopfner KP, Acta Crystallogr F Struct Biol Commun. 2015 Jun 1;71(Pt 6):752-7. doi:, 10.1107/S2053230X15007566. Epub 2015 May 22. PMID: 26057807

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