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Question 18.11: Carbon Atoms from Amino Acids At what point do the carbon at...

Carbon Atoms from Amino Acids

At what point do the carbon atoms of each of the following amino acids enter metabolic pathways for the production of energy?

a. valine                    b. proline                  c. glycine

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a. Carbon atoms from valine enter the citric acid cycle as succinyl-CoA.

b. Carbon atoms from proline enter the citric acid cycle as α-ketoglutarate.

c. Carbon atoms from glycine enter metabolic pathways as pyruvate.

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