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Chapter 17 (part 2) Protein Turnover and Amino Acid Catabolism.

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Presentation on theme: "Chapter 17 (part 2) Protein Turnover and Amino Acid Catabolism."— Presentation transcript:

1 Chapter 17 (part 2) Protein Turnover and Amino Acid Catabolism

2 Dietary Protein Turnover

3 Protein Turnover Rates Vary

4 Ubiquitin Related Protein Degradation

5 Protein Ubiquitination Multiple Ubiquitins can be polymerized to each other.

6 What determines whether a protein will become ubiquinated?

7 Ubiquitinated Proteins are Degraded by the 26S Proteosome

8 26S Proteosome

9 Removal of nitrogen transaminase deaminase

10 Mechanisms to get rid of Ammonia Urea Uric Acid

11 Urea Cycle

12

13 Step 1: Formation of Carbamoyl Phosphate

14 Step 2: Ornithine Transcarbamyolase

15 Step 3: Argininosuccinate Synthetase

16 Step 4: Argininosuccinase Cytosolic enzyme

17 Step 5: Arginase

18 Urea Cycle

19 Glucose-Alanine Cycle

20 Catabolism of Carbon Chains From Amino Acids


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