3V4Y: Crystal Structure Of The First Nuclear Pp1 Holoenzyme
reference: The Molecular Basis for Substrate Specificity of the Nuclear NIPP1:PP1 Holoenzyme., O'Connell N, Nichols SR, Heroes E, Beullens M, Bollen M, Peti W, Page R, Structure. 2012 Oct 10;20(10):1746-56. doi: 10.1016/j.str.2012.08.003. Epub 2012 , Aug 30. PMID: 22940584

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