Excitable Tissues Flashcards

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1
Q

What is the usual structural motif of ionotropic receptors?

A

4 transmembrane spanning regions (TM4). Usually several TM4 subunits form receptor

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2
Q

What is the usual structural motif of metabotropic receptors?

A

7 Transmembrane spanning regions (TM&). Usually one TM7 protein forms receptor.

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3
Q

Which ACh receptors are ionotropic? Metabotropic?

A

Nicotinic = ionotropic

Muscarinic = Metabotropic

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