4A53:
reference: The structural basis of Edc3- and Scd6-mediated activation of the Dcp1:Dcp2 mRNA decapping complex., Fromm SA, Truffault V, Kamenz J, Braun JE, Hoffmann NA, Izaurralde E, Sprangers R, EMBO J. 2011 Nov 15;31(2):279-90. doi: 10.1038/emboj.2011.408. PMID: 22085934

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