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G protein-gated inwardly rectifying potassium channel (GIRK) plays a key role in regulating neurotransmission. GIRK is opened by the direct binding of the G protein βγ subunit (Gβγ),...

G Protein-Coupled Inwardly-Rectifying Potassium Channels (GIRK channels) are channels found in the brain that play a crucial role in the inhibitory effects of neurotransmitters.

G protein-coupled inwardly rectifying potassium (GIRK) channels can be activated or inhibited by different classes of receptors, suggesting a role for G proteins in determining signaling specificity.

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