8. Consider the following metabolic reaction: 3-Phosphoglycerate->2-PhosphoglycerateWhat is the AG" for this reaction when at cellular conditions the concentration of 2-phospho-glycerate is 0.290 mM, the concentration of 3-phosphoglycerate is 2.90 mM and AG = -1.53kJ/mol. R = 8.314 J/(K mol) and T = 37°C (310 K)?a) +4.40 kJ/molb) +1.05 kJ/molc) -4.40 kJ/mold) 0 kJ/mole) -7.46 kJ/mol

Let me solve this step by step.For this reaction: 3-Phosphoglycerate → 2-PhosphoglycerateWe can use…

Answered: 8. Consider the following metabolic…

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter23: Organic Polymers, Natural And Synthetic

Section: Chapter Questions

Problem 46QAP: Glycolysis is the process by which glucose is metabolized to lactic acid according to the equation...

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年一年 phosphoglycerate mutase (PGM) H-C-OPO; H-- OH H-S-OPO; H-C- OH H H 3-Phosphoglycerate (3PG) 2-Phosphoglycerate (2PG) Does the oxidation number change for the carbon atom to which the phosphate is attached? (i.e., does C3 in 3PG have a different oxidation number than C2 in 2PG?) If so, does it become higher or lower? Oxidation number decreases when the phosphate is moved from C3 to C2. Carbon 3 has an oxidation number of 0; carbon 2 has an ox. number of +1. There is no change in the oxidation number, both atoms have oxidation number of -1. Oxidation number increases when the phosphate is moved from C3 to C2. Carbon 3 has an oxidation number of 0; carbon 2 has an ox. number of +1. Oxidation number decreases when the phosphate is moved from C3 to C2. Carbon 3 has an oxidation number of -1; carbon 2 has an ox. number of 0. There is no change in the oxidation number, both atoms have oxidation number of 0. O Oxidation number increases when the phosphate is moved from C3 to C2. Carbon 3…
GLYCOLYSIS: 1A) Starting with glucose (in the open-chain Fisher projection), draw out the molecular structures for each step of glycolysis. For each step, include the name of the enzyme that catalyzes the reaction. 1B) What is the net reaction of glycolysis? CITRIC ACID CYCLE: 2A) Starting with acetyl-coenzymeA and oxaloacetate, draw out the molecular structures for each step of the citric acid cycle. For each step, include the name of the enzyme that catalyzes the reaction. 2B) What is the net reaction of the citric acid cycle? What happens to each product? OXIDATIVE PHOSPHORYLATION: 3A) Thoroughly explain the biological significance of NADH/H* and FADH2 and their roles in oxidative phosphorylation. 3B) Describe and diagram the general pathway of the electrons from NADH/H+ and FADH₂ to O₂ during the electron transport chain. 3C) What is "chemiosmotic coupling", and what is its relationship to ATP synthesis? 3D) During oxidative phosphorylation, what is oxidized and what is…
The formation of glutamine from glutamate and ammonium ions requires 14.2 kJ/mol of energy input. The reaction is driven by energy from hydrolysis of ATP to ADP (A,G = -31). mol How many mols of ATP must be hydrolyzed to produce enough energy to make 1 mol of glutamine?
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For a given acid HA, it was determined that at pH 6.0 the concentration of the conjugate base [A] was 0.075 M and the acid [HA] was 0.025 M. What percent of this acid is ionized at pH 6.0? What is the pKa of this acid? What pH would this acid be 50% lonized?
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This is a thermodynamically unfavorable process, with ΔG°' = +13.7 kJ/mol. In a liver cell at 37°C the concentrations of both phosphate and glucose are normally maintained at about 6.2 mM each, while the glucose-6-phosphate is around 2.1 mM . Calcaulate the Gibb's Free Energy (ΔG) of this reaction occuring in the liver
The hydrolysis of pyrophosphate to orthophosphate drives biosynthetic reactions such as DNA synthesis. In Escherichia coli, a pyrophosphatase catalyzes this hydrolytic reaction. The pyrophosphatase has a mass of 120 kDa and consists of six identical subunits. A unit of activity for this enzyme, U, is the amount of enzyme that hydrolyzes 10 umol of pyrophosphate in 15 minutes. The purified enzyme has a Vnax of 2800 U per milligram of enzyme. When (S] >> KM, how many micromoles of substrate can 1 mg of enzyme hydrolyze per second? Vnax = umol -s. mg- If cach enzyme subunit has one active site, how many micromoles of active sites, or (E]r, are there in 1 mg of enzyme? (Er = umol - mg-
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1. The reaction catalyzed by aldolase splits fructose-1,6-bisphosphate (F16BP) into glyceraldehyde-3-phosphate (G3P) and dihydroxyacetone phosphate (DHAP). The AG°" for the reaction is 23.8 kJ/mole. If the concentrations of G3P and DHAP are 2.5 mM and 1 mM, respectively, what concentration of F16BP is needed for the reaction to be at equilibrium in a human cell?

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