5VHY:
reference: Structural Bases of Desensitization in AMPA Receptor-Auxiliary Subunit Complexes., Twomey EC, Yelshanskaya MV, Grassucci RA, Frank J, Sobolevsky AI, Neuron. 2017 May 3;94(3):569-580.e5. doi: 10.1016/j.neuron.2017.04.025. PMID: 28472657

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