5LYC:
reference: Protein Dimerization on a Phosphonated Calix[6]arene Disc., Rennie ML, Doolan AM, Raston CL, Crowley PB, Angew Chem Int Ed Engl. 2017 May 8;56(20):5517-5521. doi: 10.1002/anie.201701500., Epub 2017 Apr 13. PMID: 28407337

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