G PROTEIN

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The class of proteins that are coupled to the intracellular portion of a type of membrane receptor and are activated when the receptor binds an appropriate ligand on the extracellular surface.

G PROTEIN: "G proteins have a role in signal transduction."
Cite this page: N., Sam M.S., "G PROTEIN," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/g-protein/ (accessed December 5, 2021).

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