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Ion channel associated proteins

M Sheng1, E Kim

  • 1Howard Hughes Medical Institute, Massachusetts General Hospital, Boston 02114, USA. sheng@helix.mgh.harvard.edu

Current Opinion in Neurobiology
|October 1, 1996
PubMed
Summary
This summary is machine-generated.

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Neuronal ion channels interact with many proteins, including novel clustering molecules and synaptic vesicle machinery. Non-pore-forming subunits may possess independent cell biological functions beyond channel activity.

Area of Science:

  • Neuroscience
  • Molecular Biology
  • Cell Biology

Background:

  • Neuronal ion channels are crucial for nerve cell function.
  • These channels are known to associate with various proteins in vivo.
  • Recent discoveries have expanded the known protein interactome of ion channels.

Purpose of the Study:

  • To highlight newly identified protein classes associated with neuronal ion channels.
  • To explore the potential independent cell biological functions of ion channel subunits.

Main Methods:

  • Literature review of recent findings on ion channel-associated proteins.
  • Analysis of studies identifying novel protein families interacting with ion channels.

Main Results:

Related Experiment Videos

  • Identification of the PSD-95/SAP90 family as key channel-clustering molecules.
  • Recognition of synaptic vesicle release machinery components as ion channel interactors.
  • Emerging evidence suggests non-pore-forming subunits have functions separate from electrophysiology.

Conclusions:

  • The protein environment of neuronal ion channels is complex and functionally diverse.
  • Newly identified associated proteins, like PSD-95/SAP90, play roles in channel localization and function.
  • Non-pore-forming subunits represent a distinct functional category with potential cell biology roles.