the enzyme hexokinase can catalyze the following reaction:
fructose + ATP -> fructose 6 phosphate + adp
if the deltaG of hydrolysis of fructose 6 phosphate to fructose + Pi is -13.8 kj/mol and hydrolysis of atp to adp + pi is -30kj/mol, calculate Keq for the reaction above (R = 8.31 j mol-1 K-1, T = 298 k
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the enzyme hexokinase can catalyze the following
reaction:
fructose + ATP -> fructose 6 phosphate +...
The enzyme hexokinase catalyzes the following reaction: Glucose + ATP ↔ Glucose 6-phosphate + ADP For...
The enzyme hexokinase catalyzes the following reaction: Glucose + ATP ↔ Glucose 6-phosphate + ADP For this reaction, ΔG° = +16.7 kJ/mol a. Calculate the equilibrium constant for this reaction at 25 °C. Is this reaction spontaneous under standard conditions at this temperature? Calculate the ΔG if the reaction temperature was 25 °C and the concentrations are: glucose, 55.0 mM,; ATP, 5.00 mM; ADP, 1.00 mM; and glucose 6-Phosphate, 0.100 mM. Would the reaction be spontaneous under the conditions of...
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...
Shown is acetyl phosphate. Say a new enzyme uses acetyl phosphate to phosphorylate ADP to make ATP (acetyl phosphate + ADP —> acetate + ATP). What is the standard free energy change of this reacti...
Shown is acetyl phosphate. Say a new enzyme uses acetyl
phosphate to phosphorylate ADP to make ATP (acetyl phosphate + ADP
—> acetate + ATP). What is the standard free energy change of
this reaction?
CH3 Table 13-2 Standard Free Energies of Phosphate Hydrolysis of Some Compounds of Biological Interest AGo (kJ mol 1) 61.9 -49.4 45.6 43.1 -43.1 30.5 -20.9 19.2 13.8 13.8 -9.2 Compound Phosphoenolpyruvate 1,3-Bisphosphoglycerate ATP AMP + PP,) Acetyl phosphate Phosphocreatine ATP ㈠ ADP + Pi)...
1. 2. 3. 4. Select all that apply. Identify the reaction(s) of glycolysis inhibited by ATP □ glyceraldehyde-3-phosphate → 1,3-bisphosphoglycerate phosphoenolpyruvate +pyruvate 3-phosphoglycerate...
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Select all that apply. Identify the reaction(s) of glycolysis inhibited by ATP □ glyceraldehyde-3-phosphate → 1,3-bisphosphoglycerate phosphoenolpyruvate +pyruvate 3-phosphoglycerate ~2-phosphoglycerate 1) fructose-6-phosphate→ fructose-1,6-bisphosphate . glucose glucose-6-phosphate Select all that apply. Alcohol fermentation: consumes ATP as it produces ethanol. O produces carbon dioxide begins as pyruvate is decarboxylated to acetaldehyde in a reaction catalyzed by alcohol dehydrogenase m regenerates NAD requires the enzyme alcohol dehydrogenase, In the figure below, what is the reaction occurring at the location...
Question 1 1 pts The enzyme hexokinase transfers a phosphate from ATP to glucose, to make...
Question 1 1 pts The enzyme hexokinase transfers a phosphate from ATP to glucose, to make ADP and glucose-6- phosphate. Which of the following is a substrate? hexokinase ADP glucose glucose-6-phosphate two of the above Question 2 1 pts The enzyme hexokinase transfers a phosphate from ATP to glucose, to make ADP and glucose-6- phosphate. Which of the following is a product? hexokinase ADP glucose glucose-6-phosphate two of the above
Hexokinase catalyzes the following reaction in glycolysis: Glucose + ATP ← → glucose-6-phosphate + ADP The...
Hexokinase catalyzes the following reaction in glycolysis: Glucose + ATP ← → glucose-6-phosphate + ADP The standard free-energy change for this reaction in the direction written is -16.7 kJ/mol. The concentrations of the related reaction components in the hepatocyte of a mammalian cell are: Glucose: 6 mM Glucose-6-phosphate: 0.074 mM ATP: 1.00 mM ADP: 0.25 mM What is the actual free-energy change for the reaction at body temperature (37 C)?
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...
The concentration of fructose 6-phosphate (F6P) and fructose 1, 6-biphosphate (F16BP), ATP, and ADP in muscle...
The concentration of fructose 6-phosphate (F6P) and fructose 1, 6-biphosphate (F16BP), ATP, and ADP in muscle tissue were measured as 0.089, 0.012, 12.0, and 1.2 mM. For the reaction F6P(aq) + ATP(aq) rightarrow F16BP(aq) + ADP(aq) at 37 degree C, the standard Gibbs energy (at pFl=7) is -18.3 kJ/mol. Calculate the reaction Gibbs energy (kJ/mol) for the reaction in the muscle tissue environment. -71.2 -29.4 -7.3 +4.5 +11.2.
7.5 Hexokinase catalyzes the reaction: ATP + Glucose A glucose-6-phosphate + ADP AG - -4 562...
7.5 Hexokinase catalyzes the reaction: ATP + Glucose A glucose-6-phosphate + ADP AG - -4 562 cal / mol Keg = 2.21 x 103 Calculate the concentration of glucose-6-phosphate necessary to force the hexokinase reaction to go in the opposite direction (towards the synthesis of glucose and ATP) in the presence of 10-5 M glucose, 10-3 M ATP and 10-4 M ADP.
the following questions Fructose-1.6- Fructose-6 ADP phosphate phosphate ATP ADP diphosphate Glucose-6 F ATP Glucose-→ Glucose-p)→...
the following questions Fructose-1.6- Fructose-6 ADP phosphate phosphate ATP ADP diphosphate Glucose-6 F ATP Glucose-→ Glucose-p)→ Fructose-P P-Fructose-(P FIGURE 5.7 glyceraldyde 3-phosphate P) ADP H-C-OH H20-P 1,3 diphospho- glycerate CH20-P 3 phospho glycerate phosphoenol pyruvate 15) Which step in Figure 5.7 shows a split of one molecule into two smaller molecules? 15) 4) 2 B) 4 )6 Dy H E) 5 16) Which step in Figure 5.7 shows a reaction involving a dehydrogenase? D) 8 A) 2 C) 6 E)5...
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...
Shown is acetyl phosphate. Say a new enzyme uses acetyl
phosphate to phosphorylate ADP to make ATP (acetyl phosphate + ADP
—> acetate + ATP). What is the standard free energy change of
this reaction?
CH3 Table 13-2 Standard Free Energies of Phosphate Hydrolysis of Some Compounds of Biological Interest AGo (kJ mol 1) 61.9 -49.4 45.6 43.1 -43.1 30.5 -20.9 19.2 13.8 13.8 -9.2 Compound Phosphoenolpyruvate 1,3-Bisphosphoglycerate ATP AMP + PP,) Acetyl phosphate Phosphocreatine ATP ㈠ ADP + Pi)...
1.
2.
3.
4.
Select all that apply. Identify the reaction(s) of glycolysis inhibited by ATP □ glyceraldehyde-3-phosphate → 1,3-bisphosphoglycerate phosphoenolpyruvate +pyruvate 3-phosphoglycerate ~2-phosphoglycerate 1) fructose-6-phosphate→ fructose-1,6-bisphosphate . glucose glucose-6-phosphate Select all that apply. Alcohol fermentation: consumes ATP as it produces ethanol. O produces carbon dioxide begins as pyruvate is decarboxylated to acetaldehyde in a reaction catalyzed by alcohol dehydrogenase m regenerates NAD requires the enzyme alcohol dehydrogenase, In the figure below, what is the reaction occurring at the location...
Question 1 1 pts The enzyme hexokinase transfers a phosphate from ATP to glucose, to make ADP and glucose-6- phosphate. Which of the following is a substrate? hexokinase ADP glucose glucose-6-phosphate two of the above Question 2 1 pts The enzyme hexokinase transfers a phosphate from ATP to glucose, to make ADP and glucose-6- phosphate. Which of the following is a product? hexokinase ADP glucose glucose-6-phosphate two of the above
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...
The concentration of fructose 6-phosphate (F6P) and fructose 1, 6-biphosphate (F16BP), ATP, and ADP in muscle tissue were measured as 0.089, 0.012, 12.0, and 1.2 mM. For the reaction F6P(aq) + ATP(aq) rightarrow F16BP(aq) + ADP(aq) at 37 degree C, the standard Gibbs energy (at pFl=7) is -18.3 kJ/mol. Calculate the reaction Gibbs energy (kJ/mol) for the reaction in the muscle tissue environment. -71.2 -29.4 -7.3 +4.5 +11.2.
the following questions Fructose-1.6- Fructose-6 ADP phosphate phosphate ATP ADP diphosphate Glucose-6 F ATP Glucose-→ Glucose-p)→ Fructose-P P-Fructose-(P FIGURE 5.7 glyceraldyde 3-phosphate P) ADP H-C-OH H20-P 1,3 diphospho- glycerate CH20-P 3 phospho glycerate phosphoenol pyruvate 15) Which step in Figure 5.7 shows a split of one molecule into two smaller molecules? 15) 4) 2 B) 4 )6 Dy H E) 5 16) Which step in Figure 5.7 shows a reaction involving a dehydrogenase? D) 8 A) 2 C) 6 E)5...
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