6GII:
reference: The crystal structure of P450-TT heme-domain provides the first structural insights into the versatile class VII P450s., Tavanti M, Porter JL, Levy CW, Gomez Castellanos JR, Flitsch SL, Turner NJ, Biochem Biophys Res Commun. 2018 May 17. pii: S0006-291X(18)31059-3. doi:, 10.1016/j.bbrc.2018.05.014. PMID: 29738765

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