6ASC:
reference: Targeting Allostery with Avatars to Design Inhibitors Assessed by Cell Activity: Dissecting MRE11 Endo- and Exonuclease Activities., Moiani D, Ronato DA, Brosey CA, Arvai AS, Syed A, Masson JY, Petricci E, Tainer JA, Methods Enzymol. 2018;601:205-241. doi: 10.1016/bs.mie.2017.11.030. Epub 2018 Feb, 22. PMID: 29523233

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