5OYH:
reference: Rhodopsin-cyclases for photocontrol of cGMP/cAMP and 2.3 A structure of the adenylyl cyclase domain., Scheib U, Broser M, Constantin OM, Yang S, Gao S, Mukherjee S, Stehfest K, Nagel G, Gee CE, Hegemann P, Nat Commun. 2018 May 24;9(1):2046. doi: 10.1038/s41467-018-04428-w. PMID: 29799525

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