Catabolism of Amino Acids - Carbon Skeleton Flashcards

1
Q

Which amino acid(s) can be transformed directly into alphaketoglutarate?

A

Just Glu

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2
Q

What 4 amino acids can be tranformed into glutamate, and to which citric acid cycle intermediate does glutamate become?

A

Arg

Gln

His

Pro

-> Glu -> alphaketoglutarate

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3
Q

Which amino acid(s) can be transformed directly into succinyl-CoA?

A

Ile

Met

Thr

Val

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4
Q

Which amino acid(s) can be transformed directly into oxaloacetate?

A

Asp

(and Asn can become Asp)

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5
Q

Which amino acids can be transformed into pyruvate?

A

Ala (<-Trp)

Ser (<- Gly and Cys)

Thr

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6
Q

Which amino acid(s) can be transformed into acetyl-CoA?

A

Isoleucine

Leucine

Tryptophan

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7
Q

*Which 4 amino acids are both ketogenic and glucogenic?

A

Phe

Ile

Tyr

Trp

(PITT)

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