Biochemistry Review III: Metabolism Flashcards

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1
Q

This amino acid is used to make GABA and glutathione:

A

Glutamate

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2
Q

This amino acid is used to make creatine, urea, and nitric oxide:

A

Arginine

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3
Q

This amino acid is the precursor to heme:

A

Glycine

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4
Q

This amino acid is the precursor to histamine:

A

Histidine

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5
Q

This amino acid is used to make niacin, serotonin, and melanin:

A

Tryptophan

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6
Q

This amino acid is used to make melatonin:

This amino acid is used to make melanin:

A

Phenylalanine is the precursor to melanin

Tryptophan is the precursor to melatonin

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7
Q

This vitamin is used in the synthesis of dopamine, niacin, histamine, porphyrins, and GABA:

A

Vitamin B6

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8
Q

Path by which phenylalanine is converted to epi:

A
Phenylalanine --phenylalanine OHase-->
Tyrosine --tyrosine OHase-->
Dopa --dopa decarboxylase-->
Dopamine --dopamine b-OHase-->
NE --phenylethanolamine N-methyltrans.ase-->
Epi
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9
Q

Important products made from tryptophan (3):

A

Niacin

Serotonin, which is converted to melatonin

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10
Q

Important product made from histidine:

A

Histamine

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11
Q

Important product made from glycine:

A

Porphyrin

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12
Q

Important products made from arginine (3):

A

Creatine
Urea
NO

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13
Q

Important products made from glutamate (2):

A

GABA

Glutathione

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14
Q

What are the breakdown products for the following:
Dopamine
NE
Epinephrine

A

Dopamine: HVA
NE: VMA
Epi: Metanephrines

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