Quiz 3 Flashcards

1
Q

What is the enzyme that converts tyrosine to DOPA?

A

tyrosine hydroxylase

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2
Q

What is the enzyme that converts DOPA to dopamine?

A

DOPA decarboxylase

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3
Q

What is the enzyme that converts dopamine to norepinephrine?

A

dopamine b hydroxylase

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4
Q

What are the two enzymes that break down monoamines?

A

MAO and COMT

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5
Q

What is the enzyme that converts tryptophan to serotonin?

A

tryptophan hydroxylase

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6
Q

What is PKU?

A

disease characterized by a lack of phenylalanine hydroxylase, so can’t convert phe –> tyr, problems with monoamine productions

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7
Q

What is the enzyme that converts histidine to histamine?

A

his decarboxylase

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8
Q

What is the enzyme that converts choline and acetyl CoA to ACh?

A

ChAT

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9
Q

What is an example of a kinase that mediates receptor trafficking that also involves arrestin?

A

GRK-mediated receptor trafficking

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