2J4Y:
reference: Crystal structure of a thermally stable rhodopsin mutant., Standfuss J, Xie G, Edwards PC, Burghammer M, Oprian DD, Schertler GF, J Mol Biol. 2007 Oct 5;372(5):1179-88. Epub 2007 Mar 12. PMID: 17825322

This OCA Structure page
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