The hydrolysis of glucose-1-phosphate to glucose and phosphate has a DG°’ of -20.9 kJ/mol. What is...
The hydrolysis of glucose-1-phosphate to glucose and phosphate has a DG°’ of -20.9 kJ/mol. What is the DG when [G1P] = 5 mM, [Glucose] = 7.5 mM and [Pi] = 2500 mM?
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![Glucose [Pi] Equation: glucose-1-phosphate +H,0 — glucose+ pi Standard free energy change of the reaction,AG° = - 20.9 kJ/mol](http://img.homeworklib.com/questions/db6eacb0-a960-11ea-aca5-d1868e5dc2a5.png?x-oss-process=image/resize,w_560)
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The hydrolysis of glucose-1-phosphate to glucose and phosphate
has a DG°’ of -20.9 kJ/mol. What is...
8) (30 points) The AG° of hydrolysis for glucose 1--phosphate is -20.9 kJ/mol. The AG° of...
8) (30 points) The AG° of hydrolysis for glucose 1--phosphate is -20.9 kJ/mol. The AG° of hydrolysis for glycerol 3-phosphate is –9.2 kJ/mol. a) Label the following reactions as spontaneous or nonspontaneous: glycerol 3-phosphate + H2O glycerol + P; glucose + P, S glucose 1-phosphate + H20 b) Calculate the AG° and Kea for the following reactions (i and ii). Are they spontaneous or nonspontaneous? i) glycerol 3-phosphate + glucose s glycerol + glucose 1-phosphate AG°: Keg Spontaneous: Yes/No ii)...
The formation of glucose-1-phosphate from glucose and orthophosphate has a G of + 20.9 kJ/mol. If...
The formation of glucose-1-phosphate from glucose and orthophosphate has a G of + 20.9 kJ/mol. If this reaction were coupled to another reaction in order to produce an exergonic reaction, which of the following would produce an overall endergonic reaction and therefore not be suitable for coupling? A) creatine phosphate + H2O creatine + Pi B) AMP + H2O adenosine + Pi C) ATP + H2O AMP + PPi D) ATP + H2O ADP + Pi...
The ΔG°′ for the conversion of glucose-1-phosphate (G1P) to glucose-6-phosphate is -7.1 kJ/mol. What is the...
The ΔG°′ for the conversion of glucose-1-phosphate (G1P) to glucose-6-phosphate is -7.1 kJ/mol. What is the ratio of the concentration of G6P to the concentration of G1P that provides a free energy change of –2.0 kJ · mol–1 at 37°C. [Express your answer in decimal form using 2 significant figures.]
If the ΔG°′ for the conversion of glucose-6-phosphate to glucose-1-phosphate is 7.5 kJ/mol at 25°C, what...
If the ΔG°′ for the conversion of glucose-6-phosphate to glucose-1-phosphate is 7.5 kJ/mol at 25°C, what is the Keq for the reaction? A. 2.1 × 10–16 B. 4.8 × 10–2 C. 21 D. 4.7 × 1015 E. None of the answers is correct.
please help! thanks TABLE 12-4 Standard Free Energy Change for Phosphate Hydrolysis Compound AGⓇ' (kJ. mol-')...
please help! thanks
TABLE 12-4 Standard Free Energy Change for Phosphate Hydrolysis Compound AGⓇ' (kJ. mol-') Phosphoenolpyruvate -61.9 1,3-Bisphosphoglycerate -49.4 ATP → AMP + PP, -45.6 Phosphocreatine -43.1 ATP ADP + P -30.5 Glucose-1-phosphate -20.9 PP, 2P, -19.2 Glucose-6-phosphate -13.8 Glycerol-3-phosphate -9.2 thioester bond AGⓇ' = -31.5 kJ•mol-1 H20 O CH3 -C-s-CoA I CH3 -C-0- + COA-SH Acetyl-CoA The formation of acetyl CoA from acetate is an ATP driven reaction: Acetate + ATP + COA <--> acetyl COA + AMP...
Tautomerization of enolpyruvate to pyruvate occurs in step 10 of glycolysis. If DG°’ = -46 kJ/mol,...
Tautomerization of enolpyruvate to pyruvate occurs in step 10 of glycolysis. If DG°’ = -46 kJ/mol, what is the ratio of pyruvate to enolpyruvate at equilibrium? Steady-State Concentrations of Glycolytic Metabolites in Erythrocytes Metabolite mM Glucose 5.0 Glucose-6-phosphate 0.083 Fructose-6-phosphate 0.014 Fructose-1,6-bisphosphate 0.031 Dihydroxyacetone phosphate 0.14 Glyceraldehyde-3-phosphate 0.019 1,3-Bisphosphoglycerate 0.001 3-Phosphoglycerate 0.12 2-Phosphoglycerate 0.030 Phosphoenolpyruvate 0.023 Pyruvate 0.051 Lactate 2.9 ATP 1.85 ADP 0.14 Pi 1.0
calculate delta G urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for...
calculate delta G
urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for the isomerization of glucose-6-phosphate (G6P) to glucose-1-phosphate (G1P). What is the equilibrium ration of glucose-6-phosphate to glucose-1-phosphate at 25°C? The free energy of hydrolysis of G6P is -13.8 kJ/mol and that of G1P is -20.9 kJ/mol. Finish on 1 A- BIELES
1) SHOW WORK 12. During glycolysis, glucose 1-phosphate is converted to fructose 6-phosphate in two successive...
1) SHOW WORK
12. During glycolysis, glucose 1-phosphate is converted to fructose 6-phosphate in two successive reactions: glucose 1-phosphate → glucose 6-phosphate glucose 6-phosphate + fructose 6-phosphate AG'' = -7.1 kJ/mol AG'º = +1.7 kJ/mol 13. The standard free-energy changes for the reactions below are given. phosphocreatine → creatine + Pi ATP → ADP + Pi AG" = 43.0 kJ/mol AG" = -30.5 kJ/mol What is the overall AG' for the following reaction? Iw a dee Hydrolysis of 1 M...
During glycogen degradation glucose-1-phosphate is converted to glucose-6-phosphate and is an example of a coupled reaction....
During glycogen degradation glucose-1-phosphate is converted to glucose-6-phosphate and is an example of a coupled reaction. If the phosphoryl group transfer potential for glucose-1-phosphate is -20.9 kJ/mol and for glucose-6-phosphate is -13.8 kJ/mol, then what is the Keq (K) at 298 K? Is the conversion of glucose-1-phosphate to glucose-6-phosphate favorable or unfavorable under standard conditions? ΔG° = -RT ln K where R = 8.315 x 10-3 kJ/mol*K K = 0.057 and the reaction is unfavorable. K = 17.5 and the...
Consider the following reaction: Glucose + ATP ↔Glucose -6-phosphate + ADP Using the information in the...
Consider the following reaction:
Glucose + ATP ↔Glucose -6-phosphate + ADP
Using the information in the below determine Go for
this reaction and comment on the spontaneity of this reaction.
What the information does the Go parameters in the
table below provides about the rate of the ATP hydrolysis.
Below is the structure of glucose-6-phosphate. Identify which
anomer does it represent?
Standard free energies of hydrolysis of some
phosphorylated compounds
compound
Go (kJ mol-1)
ATP (to ADP)
-30.5
pyrophosphate
-19.3...
8) (30 points) The AG° of hydrolysis for glucose 1--phosphate is -20.9 kJ/mol. The AG° of hydrolysis for glycerol 3-phosphate is –9.2 kJ/mol. a) Label the following reactions as spontaneous or nonspontaneous: glycerol 3-phosphate + H2O glycerol + P; glucose + P, S glucose 1-phosphate + H20 b) Calculate the AG° and Kea for the following reactions (i and ii). Are they spontaneous or nonspontaneous? i) glycerol 3-phosphate + glucose s glycerol + glucose 1-phosphate AG°: Keg Spontaneous: Yes/No ii)...
please help! thanks
TABLE 12-4 Standard Free Energy Change for Phosphate Hydrolysis Compound AGⓇ' (kJ. mol-') Phosphoenolpyruvate -61.9 1,3-Bisphosphoglycerate -49.4 ATP → AMP + PP, -45.6 Phosphocreatine -43.1 ATP ADP + P -30.5 Glucose-1-phosphate -20.9 PP, 2P, -19.2 Glucose-6-phosphate -13.8 Glycerol-3-phosphate -9.2 thioester bond AGⓇ' = -31.5 kJ•mol-1 H20 O CH3 -C-s-CoA I CH3 -C-0- + COA-SH Acetyl-CoA The formation of acetyl CoA from acetate is an ATP driven reaction: Acetate + ATP + COA <--> acetyl COA + AMP...
calculate delta G
urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for the isomerization of glucose-6-phosphate (G6P) to glucose-1-phosphate (G1P). What is the equilibrium ration of glucose-6-phosphate to glucose-1-phosphate at 25°C? The free energy of hydrolysis of G6P is -13.8 kJ/mol and that of G1P is -20.9 kJ/mol. Finish on 1 A- BIELES
1) SHOW WORK
12. During glycolysis, glucose 1-phosphate is converted to fructose 6-phosphate in two successive reactions: glucose 1-phosphate → glucose 6-phosphate glucose 6-phosphate + fructose 6-phosphate AG'' = -7.1 kJ/mol AG'º = +1.7 kJ/mol 13. The standard free-energy changes for the reactions below are given. phosphocreatine → creatine + Pi ATP → ADP + Pi AG" = 43.0 kJ/mol AG" = -30.5 kJ/mol What is the overall AG' for the following reaction? Iw a dee Hydrolysis of 1 M...
Consider the following reaction:
Glucose + ATP ↔Glucose -6-phosphate + ADP
Using the information in the below determine Go for
this reaction and comment on the spontaneity of this reaction.
What the information does the Go parameters in the
table below provides about the rate of the ATP hydrolysis.
Below is the structure of glucose-6-phosphate. Identify which
anomer does it represent?
Standard free energies of hydrolysis of some
phosphorylated compounds
compound
Go (kJ mol-1)
ATP (to ADP)
-30.5
pyrophosphate
-19.3...
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