Catabolism Of Amino Acids Flashcards

1
Q

Where does proteins breaks to amino acids?

A

In the intestines

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2
Q

Who breaker oligopeptides to amino acids?

A

Oligopeptidase

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3
Q

Whey can we use amino acids for storing or utilizing energy

A

When we have excessive amount of proteins or in case of starvation or diabetes

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4
Q

What are the proteins that are first to be degraded in case of starvation

A

Proteins within the muscle

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5
Q

Which two processes happens in the liver in case of starvation

A

Getting rid of non-essential proteins and breakdown of triacylglycerol

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6
Q

In which case we won’t breakdown amino acids?

A

When we would like to recycle them

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7
Q

Where does breakdown of amino acids to urea occure

A

In the liver

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8
Q

Which enzyme catalyses the transfer of amino group from alpha - amino acid to alphaketoglutarate

A

Aminotransferase

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9
Q

To Which amino acid alpha ketoglutarate turns when she gets an amino group

A

Glutamate

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10
Q

Which Call factor takes the amin group

A

PLP

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11
Q

What is left when the amine group is taken from the L amino acid by aminotransferase

A

Alpha Quito acid

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12
Q

What is the name of the first reaction of breakdown of amino acids

A

Transamination

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13
Q

What is the name of the step when the amine group is released from that glutamate

A

Deamination

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14
Q

Which cells can make the step of transamination

A

All The cells in our body

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15
Q

Does all the cells can make that step off transamination and urea cycle

A

No , only the liver because other cells Cant release ammonium via the urine and the cell can be toxicated by the ammonia

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16
Q

Which amino acid transport amine group from the cells of the body to the liver

A

Alanine

17
Q

Where does the alanine cycle occur

A

In the muscle

18
Q

To whom glutamate transport it’s amine group

A

To pyruvate

19
Q

Which products do we get when glutamate transport it’s amine group to pyruvate

A

‘Alanine

20
Q

Which enzyme catalyzes the reaction of transporting the amine group flight from glutamate to pyruvate

A

Alanine aminotransferase

21
Q

Where does the glutamine cycle occur

A

In the muscle cells and other cells in our body

22
Q

What can be the origin of free ammonia ion?

A

Amino acid that does not undergoes transamination and other molecules contain nitrogen lake nucleotides

23
Q

In which case is there is a high activity of the urea cycle

A

Starvation and high-protein diet

24
Q

What are the substrates off the Urea cycle

A

Carbamoyl phosphate and aspertate

25
Q

What are the products of the urea cycle

A

Fumarate and urea