5HQG: Wd40 Domain Of Human E3 Ubiquitin Ligase Cop1 (Rfwd2)
reference: Structural Basis for Substrate Selectivity of the E3 Ligase COP1., Uljon S, Xu X, Durzynska I, Stein S, Adelmant G, Marto JA, Pear WS, Blacklow SC, Structure. 2016 May 3;24(5):687-96. doi: 10.1016/j.str.2016.03.002. Epub 2016 Mar, 31. PMID: 27041596

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