Mitotic phosphorylation of the peripheral Golgi protein Nir2 by Cdk1 provides a docking mechanism for Plk1 and affects cytokinesis completion.
Litvak V, Argov R, Dahan N, Ramachandran S, Amarilio R, Shainskaya A, Lev S, Mol Cell, 2004 May 7 - link