Nature Communications (Mar 2016)

Shisa6 traps AMPA receptors at postsynaptic sites and prevents their desensitization during synaptic activity

  • Remco V. Klaassen,
  • Jasper Stroeder,
  • Françoise Coussen,
  • Anne-Sophie Hafner,
  • Jennifer D. Petersen,
  • Cedric Renancio,
  • Leanne J. M. Schmitz,
  • Elisabeth Normand,
  • Johannes C. Lodder,
  • Diana C. Rotaru,
  • Priyanka Rao-Ruiz,
  • Sabine Spijker,
  • Huibert D. Mansvelder,
  • Daniel Choquet,
  • August B. Smit

DOI
https://doi.org/10.1038/ncomms10682
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 12

Abstract

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Auxiliary AMPA receptor subunits can affect gating and surface mobility. Here the authors show that Shisa6 traps AMPA receptors at postsynaptic sites via PSD-95, and keeps them in an activated state in the presence of glutamate, preventing full desensitization and consequently synaptic depression.