Colicino et al. talks about the role of Gravin anchoring PLK1 at mitotic centrosomes. This anchor is important for regulating centrosome organization and function as seen below with super resolution imaging of the centrosome component CEP215 disorganization when Gravin is lost.
While working in the John Scott lab I had the opportunity to participate in a story with Eileen Kennedy's group entitled PKA-Type I Selective Constrained Peptide Disruptors of AKAP Complexes. Check it out!