5XL0:
reference: Characterization of Heme Orientational Disorder in a Myoglobin Reconstituted with a Trifluoromethyl-Group-Substituted Heme Cofactor., Kanai Y, Harada A, Shibata T, Nishimura R, Namiki K, Watanabe M, Nakamura S, Yumoto F, Senda T, Suzuki A, Neya S, Yamamoto Y, Biochemistry. 2017 Aug 16. doi: 10.1021/acs.biochem.7b00457. PMID: 28758387

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