Second Messengers part 1 (cyclic nucleotides) …and the Role of G-Proteins Flashcards

1
Q

GTPases (G Proteins) are

A

molecular switches that play a central role
in cell signal transduction and cellular processes

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2
Q

They are the link between

A

the receptor and the intracellular
signalling proteins

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3
Q

Gas activates

A

adenylyl cyclase. increases cAMP

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4
Q

Gai

A

inactivates adeylyl cyclase. downregulates cAMP

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5
Q

Gaq activates

A

phospholipase C (PLC)

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6
Q

GBy respoinsible for

A
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7
Q
A
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