6X8X:
reference: Metal-Templated Design of Chemically Switchable Protein Assemblies with High-Affinity Coordination Sites., Tezcan FA, Kakkis A, Gagnon D, Esselborn J, Britt RD, Angew Chem Int Ed Engl. 2020 Aug 23. doi: 10.1002/anie.202009226. PMID: 32830423

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