Biochemistry
6th Edition
ISBN: 9781305577206
Author: Reginald H. Garrett, Charles M. Grisham
Publisher: Cengage Learning
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Textbook Question
Chapter 24, Problem 12P
Understanding the Mechanism of the 3-ketosphinganine Synthase Reaction Write a reasonable mechanism for the 3-ketosphinganine synthase reaction, remembering that it is a pyridoxal phosphate-dependent reaction.
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Chapter 24 Solutions
Biochemistry
Ch. 24 - Explaining the Stoichiometry of Fatty Acid...Ch. 24 - Tracing Carbon Atom Incorporation in Fatty Acids...Ch. 24 - Modeling the Regulation of AcetyI-CoA Carboxylase...Ch. 24 - Prob. 4PCh. 24 - Prob. 5PCh. 24 - Prob. 6PCh. 24 - Understanding the Stoichiometry of Cholesterol...Ch. 24 - Prob. 8PCh. 24 - Prob. 9PCh. 24 - Prob. 10P
Ch. 24 - Prob. 11PCh. 24 - Understanding the Mechanism of the...Ch. 24 - Prob. 13PCh. 24 - Understanding the Mechanism of the HMC-CoA...Ch. 24 - Prob. 15PCh. 24 - Prob. 16PCh. 24 - Prob. 17PCh. 24 - Prob. 18PCh. 24 - Prob. 19PCh. 24 - Prob. 20PCh. 24 - Prob. 21PCh. 24 - Prob. 22PCh. 24 - Prob. 23PCh. 24 - Prob. 24PCh. 24 - Prob. 25P
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- Extending the Mechanism of Methylmalonyl-CoA Mutase to Similar Reactions Based on the mechanism for the methylmalonyl-CoA mutase (see problem 14), write reasonable mechanisms for the following reactions shown.arrow_forwardThe Reactions and Meehanisms of the Leloir Pathway Write the reactions that permit galactose to be utilized in glycolysis. Write a suitable mechanism, tor one of these reactions.arrow_forwardUnderstanding Enzyme Mechanisms Related to Pyruvate Carboxylase Based on the mechanism for pyruvate carboxylase (Figure 22.3), write reasonable mechanisms for the reactions that follow:arrow_forward
- Understanding the Stoichiometry of Cholesterol Synthesis Write a Balanced, stoichiometric reaction for the synthesis of cholesterol from acetyl-CoA.arrow_forwardThe Effect of lodoacetic Acid on the Glyceraldehyde-3-P Dehydrogenase Reaction (Integrates with Chapters 4 and 14.) How might iodoacetic acid affect the glyceraldehydes-3-phosphate dehydrogenase reaction in glycolysis? Justify your answer.arrow_forwardUsing the ActiveModel for enoyl-CoA dehydratase, give an example of a case in which conserved residues in slightly different positions can change the catalytic rate of reaction.arrow_forward
- Understanding the Mechanism of the HMC-CoA Synthase Reaction Write a suitable mechanism for the HMG-CoA synthase reaction. What is the chemistry that drives this condensation reaction?arrow_forwardNormal carbonic anhydrase has zinc at its active site . Suggest a structural reason why carbonicanhydrase synthesized with Ni²⁺, Fe²⁺, or Mn²⁺ in place of Zn²⁺ gives an enzyme with less catalytic efficiency.arrow_forwardMalonate competes with succinate in the succinate dehydrogenase reaction. Explain why increasing the oxaloacetate concentration can overcome malonate inhibition.arrow_forward
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