Q1. Explain why GDP cannot dissociate from the alpha subunit of the Trimeric G-protein even though the receptor is activated by ligand binding and there is enough GTP for the exchange process.

Biology: The Dynamic Science (MindTap Course List)
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Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
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Chapter9: Cell Communication
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Problem 13TYK: Discuss Concepts There are molecules called GTP analogs that resemble GTP so closely that they can...
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Q1. Explain why GDP cannot dissociate from the alpha subunit of the Trimeric G-protein even though
the receptor is activated by ligand binding and there is enough GTP for the exchange process.
Transcribed Image Text:Q1. Explain why GDP cannot dissociate from the alpha subunit of the Trimeric G-protein even though the receptor is activated by ligand binding and there is enough GTP for the exchange process.
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