Article
Isoform-specific targeting of PKA to multivesicular bodies.
The Journal of cell biology - 18 Apr 2011
Day Michele E, Gaietta Guido M, Sastri Mira, Koller Antonius, Mackey Mason R, Scott John D, Perkins Guy A, Ellisman Mark H, Taylor Susan S
Abstract excerpt
Although RII protein kinase A (PKA) regulatory subunits are constitutively localized to discrete cellular compartments through binding to A-kinase-anchoring proteins (AKAPs), RI subunits are primarily diffuse in the cytoplasm. In this paper, we report a novel AKAP-dependent localization of RIα to distinct organelles, specifically, multivesicular bodies (MVBs). This localization depends on binding to AKAP11, which...
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