Principles of Biochemistry Volume 2 - A. Lehninger 1985

Bioenergetics and Metabolism
Oxidative Degradation of Amino Acids. The Urea Cycle
Five amino acids are converted to α-ketoglutarate

The carbon skeletons of five Amino Acids enter The Citric Acid Cycle via a-ketoglutarate; these amino acids include Arginine, Histidine, glutamic acid, glutamine, and Proline (Fig. 19-11).

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Fig. 19-11. Pathways leading from arginine, histidine, proline, glutamine, and glutamate to a-ketoglutarate.





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