Calculate the number of ATPS produced from the complete oxidation of a TAG containing two caproic
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ATP Counting
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- Figure 27.3 illustrates the response of R (ATP-regenerating) and U (ATP-utilizing) enzymes to energy charge. a. Would hexokinase be an R enzyme or a U enzyme? Would glutamine: PRPP amidotransferase, the second enzyme in purine biosynthesis, be an R enzyme or a U enzyme? b. If energy charge = 0.5: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low? c. If energy charge = 0.95: Is the activity of hexokinase high or low? Is ribose-5-P pyrophosphokinase activity high or low?Radiotracer Labeling of Pyruvate from Glucose Determine the anticipated location in pyruvate of labeled carbons If glucose molecules labeled (in separate experiments.) with 14C at each position of (.tie carbon skeleton proceed through the glycolytic pathway.Using the ActiveModel for phosphofructokinase (Trypanosoma), describe the difference between the APO1, AP02, and holoenzyme conformations.
- Complete oxidation of a 16-carbon fatty acid can yield 129 molecules of ATP Study Figure 19.2 and determine how many ATP molecules would be generated if a 16-carbon fatly acid were metabolized solely by the TCA cycle, in the form of S acetyl-CoA molecules.Using 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.Consider the complete oxidation of a mixed TAG containing the following fatty acid residues:At carbon 1: cerotic acidAt carbon 2: heptadecanoic acidAt carbon 3: palmitoleic acid Draw the structure of the mixed TAG.
- Consider the complete oxidation of one mole of simple TAG containing behenic acid residues (22:0). I. For one mole of the fatty acid residue, determine the following: c. ATP yield obtained from FADH2 coming from the complete β-oxidation of the fatty acid residue d. net ATP yield of ATP in the complete oxidation of the fatty acid residueConsider the complete oxidation of one mole of simple TAG containing behenic acid residues (22:0). I. For one mole of the fatty acid residue, determine the following: c. What is the number of ATP yield obtained from FADH2 coming from the complete β-oxidation of the fatty acid residueCalculate the amount of ATP generated from the total oxidation of an unactivated polyunsaturated C21 fatty acid with 5 double bonds.
- Consider the complete oxidation of one mole of simple TAG containing behenic acid residues (22:0). I. For one mole of the fatty acid residue, determine the following: b. What is the number of ATP yield obtained from NADH coming from the complete β-oxidation of the fatty acid residueConsider the complete oxidation of one mole of simple TAG containing behenic acid residues (22:0). I. For one mole of the fatty acid residue, determine the following: d. What is the number of net ATP yield of ATP in the complete oxidation of the fatty acid residueConsider the complete oxidation of one mole of simple TAG containing behenic acid residues (22:0). II. What is the net ATP yield for the complete oxidation of all the fatty acid residues of the simple TAG? (Note: glycerol backbone is not included)