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Questions and Answers
Which protein kinases catalyze phosphorylation in response to cAMP signaling?
Which protein kinases catalyze phosphorylation in response to cAMP signaling?
- Multiple protein kinases (correct)
- Protein kinase C only
- Protein kinase A only
- Protein kinase B only
How many distinct serine residues are involved in phosphorylation of glycogen synthase?
How many distinct serine residues are involved in phosphorylation of glycogen synthase?
- At least 11
- At least 7
- At least 5
- At least 9 (correct)
What is the effect of high cAMP on glycogen synthase?
What is the effect of high cAMP on glycogen synthase?
- No effect
- Depends on the type of protein kinase activated
- Activation
- Inactivation (correct)
What is the effect of high cAMP on glycogen phosphorylase?
What is the effect of high cAMP on glycogen phosphorylase?
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Which enzyme is reciprocally controlled by cAMP signaling?
Which enzyme is reciprocally controlled by cAMP signaling?
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What is the role of protein kinase in glycogen metabolism?
What is the role of protein kinase in glycogen metabolism?
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What is the effect of phosphorylation on glycogen synthase?
What is the effect of phosphorylation on glycogen synthase?
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What is the effect of dephosphorylation on glycogen phosphorylase?
What is the effect of dephosphorylation on glycogen phosphorylase?
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What is the effect of low cAMP on glycogen metabolism?
What is the effect of low cAMP on glycogen metabolism?
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What is the effect of high cAMP on protein kinase activity?
What is the effect of high cAMP on protein kinase activity?
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