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Related Experiment Videos

Kinases in clathrin-mediated endocytosis.

V Korolchuk1, G Banting

  • 1Department of Biochemistry, School of Medical Sciences, University of Bristol, Bristol BS8 1TD, UK.

Biochemical Society Transactions
|July 31, 2003
PubMed
Summary

Protein phosphorylation regulates clathrin-coated vesicle (CCV) formation and disassembly. This review highlights recent advances in identifying specific protein kinases involved in CCV trafficking, clarifying this crucial cellular mechanism.

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Area of Science:

  • Cell Biology
  • Molecular Biology
  • Biochemistry

Background:

  • Clathrin-coated vesicle (CCV) formation and disassembly are vital cellular processes.
  • Numerous proteins involved in CCV machinery have been identified.
  • Phosphorylation is a key regulatory mechanism in protein interactions.

Purpose of the Study:

  • To review recent advances in understanding CCV formation/disassembly regulation.
  • To elucidate the role of specific protein kinases in CCV trafficking.
  • To discuss the impact of phosphorylation/dephosphorylation cycles on CCV dynamics.

Main Methods:

  • Literature review of recent studies on CCV formation and protein kinases.
  • Analysis of known protein substrates for kinases within the CCV machinery.
  • Synthesis of current knowledge on phosphorylation-regulated CCV trafficking.

Main Results:

  • Several CCV-associated proteins, including clathrin and adaptor complex subunits, are known substrates for protein kinases.
  • The identities of kinases regulating CCV formation/disassembly were largely unknown until recently.
  • Advances have been made in identifying specific protein kinases involved in these processes.

Conclusions:

  • Phosphorylation and dephosphorylation cycles play a critical role in regulating CCV formation and disassembly.
  • Specific protein kinases are key players in modulating clathrin-mediated trafficking.
  • Further research is needed to fully understand the intricate network of kinase-substrate interactions in CCV dynamics.

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