7CJ3:
reference: Structural insights into the mechanism of rhodopsin phosphodiesterase., Ikuta T, Shihoya W, Sugiura M, Yoshida K, Watari M, Tokano T, Yamashita K, Katayama K, Tsunoda SP, Uchihashi T, Kandori H, Nureki O, Nat Commun. 2020 Nov 5;11(1):5605. doi: 10.1038/s41467-020-19376-7. PMID: 33154353

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