1X8V:
reference: Estriol Bound and Ligand-free Structures of Sterol 14alpha-Demethylase., Podust LM, Yermalitskaya LV, Lepesheva GI, Podust VN, Dalmasso EA, Waterman MR, Structure (Camb) 2004 Nov;12(11):1937-45. PMID: 15530358

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