Calculate the potential yield of ATP equivalents that are produced from the complete oxidation of a 19:2 (49,12) fatty acid. Assume that each NADH yields 2.5 ATPs and that each FADH₂ yields 1.5 ATPs. Also, assume you begin at the free fatty acid (FFA) in the cytosol of the cell and not the acyl-CoA. Once you have filled out the table below submit the electronic copy to Canvas. Molecule Acetyl-CoA NADH (+/- NADPH) FADH₂ Propionyl-CoA # produced in the beta-oxidation of the fatty acid 19:2(4⁹,¹2) Resulting number of ATP once completely oxidized and electrons used in ETC Total ATP:
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- 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 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: a. What is the number of ATP yield obtained from the oxidation of acetyl CoA entering the TCA cycle and ETC b. What is the number of ATP yield obtained from NADH coming from the complete β-oxidation of the fatty acid residue c. What is the number of ATP yield obtained from FADH2 coming from the complete β-oxidation of the fatty acid residue d. What is the number of net ATP yield of ATP in the complete oxidation of the fatty acid residue 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)
- Beginning with molecule Y shown above, determine the net ATP equivalents that would be required to add 3 glucose residues to a glycogen primer. Please show your calculations (clearly) also indicate how many molecules of Y would be required to extend the glycogen primer by three glucose residues, so that full credit may be given.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: a. ATP yield obtained from the oxidation of acetyl CoA entering the TCA cycle and ETC b. ATP yield obtained from NADH coming from the complete β-oxidation of the fatty acid residue c. ATP yield obtained from FADH2 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: a. ATP yield obtained from the oxidation of acetyl CoA entering the TCA cycle and ETC b. ATP yield obtained from NADH coming from the complete β-oxidation of the fatty acid residue 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 residue 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)
- Incubation of the norsolinic acid synthase holo-ACP with malonyl CoA gave malonyl-S-ACP (molecular weight 10112 Da). (ACP SH holo-ACP Malonyl-SNAC Calculate the molecular weight of holo-ACP. (ACP OH malonyl-S-ACP MW = 10112a-Ketoglutarate plays a central role in the biosynthesis of several amino acids. Arrange the reactions to outline the net synthesis of a-ketoglutarate from pyruvate. Your proposed sequence must not include reactions that result in the net consumption of other citric acid cycle intermediates. Pyruvate + ATP + CO, + H,0 → oxaloacetate + ADP + P; + H+ a-Ketoglutarate + CoA + NAD+ → succinyl-CoA + CO,+NADH + H+ Pyruvate + CoA + NAD+ acetyl-CoA + CO,+NADH + H+ Oxaloacetate + acetyl-CoA → citrate + CoA Oxaloacetate + NADH + H+ malate + NAD+ Citrate → isocitrate Isocitrate + NAD+ a-ketoglutarate + CO,+NADH + H* 2.(b) number of moles of ATP produced under aerobic glycolysis whereby pyruvate enters the mitochondrion for oxidative decarboxylation to generate acetyl-CoA that enters the citric acid cycle. Write the reac- tions for each step using words. They need not be balanced with respect to charge, protons released or consumed, and stoichiometry. Consider 2.5 ATP/NADH oxidized and 1.5 ATP/FADH2 oxidized. Enzymes need not be named. Compare the number of moles of ATP that are produced under anaerobic glycolysis to the Of the reactions producing ATP in the mitochondrion listed in part (b) above, which are not (c) influenced by the proton gradient across the inner mitochondrial membrane?
- Consider the complete oxidation of one mole of simple TAG containing lignoceric acid residues (24:0). 1. For one mole of the fatty acid residue, determine the following: a. ATP yield obtained from the oxidation of acetyl CoA entering the TCA cycle and ETC b. ATP yield obtained from NADH coming from the complete B-oxidation of the fatty acid residue c. ATP yield obtained from FADH₂ coming from the complete B-oxidation of the fatty acid residue d. net ATP yield of ATP in the complete oxidation of the fatty acid residue 2. 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)Synthesis of the activated form of acetate (acetyl-CoA) is carried out in an ATP-dependent process:(a) The ΔG′° for hydrolysis of acetyl-CoA to acetate and CoA is −32.2 kJ/mol and that for hydrolysis of ATP to AMP and PPi is −30.5 kJ/mol. Calculate ΔG′° for the ATPdependent synthesis of acetyl-CoA.(b) Almost all cells contain the enzyme inorganic pyrophosphatase, which catalyzes the hydrolysis of PPi to Pi. What effect does the presence of this enzyme have on the synthesis of acetyl-CoA? Explain.Imagine a triglyceride comprised of (3) saturated C12 fatty acids. Calculate the number of ATP generated from the complete oxidation of one of these 12-carbon fatty acids to CO2 and water in the liver. Assume that each NADH = 2.5 ATP and each FADH2 = ETC generates 1.5 ATP. Any step that yields pyrophosphate as a product should be treated as an input (i.e. net loss) of (2) ATP.