The Step Immediately Following the Binding of Aligand to a G

question 9

Multiple Choice

The step immediately following the binding of aligand to a G -protein coupled receptor is

• A) Dissociation of the a subunit from the \(\beta\) and Ƴ subunit
• B) Activation of some protein by the a subunit
• C) Exchange of GTP for GDP on the a subunit
• D) Hydrolysis of GTP by the a subunit
• E) Exchange of GTP for GDP on the \(\beta\)Ƴ subunit

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