4Z4P:
reference: Evolving Catalytic Properties of the MLL Family SET Domain., Zhang Y, Mittal A, Reid J, Reich S, Gamblin SJ, Wilson JR, Structure. 2015 Aug 27. pii: S0969-2126(15)00324-X. doi:, 10.1016/j.str.2015.07.018. PMID: 26320581

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