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Question: calculate the g for the following reactions given the standard...

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      Calculate the ΔG’° for the following reactions given the standard free energies of hydrolysis in the table on the previous page.

            a) Glucose + ATP ↔    Glucose 6-phosphate + ADP

b) ATP + fructose ↔   ADP + fructose 6-phosphate

Standard Free Energies of Hydrolysis of Some Phosphorylated Compounds and Acetyl-CoA (a Thioester) (kJ/mol) (kcal/mol) Phosphoenolpyruvate 1,3-biSphosphoglycerate (> 3-phosphoglycerate + Pi, Phosphocreatine ADP AMP P) ATP (-> ADP + Pi) ATP (-> AMP PPi) AMP adenosine + P) PP, (-> 2Pi) Glucose 1-phosphate Fructose 6-phosphate Glucose 6-phosphate Glycerol 1-phosphate Acetyl-CoA 61.9 49.3 43.0 32.8 30.5 45.6 14.2 19 20.9 15.9 13.8 9.2 31.4 14.8 11.8 10.3 7.8 7.3 10.9 3.4 4.0 5.0 3.8 3.3 2.2 7.5 Source: Data mostly from Jencks, W.P. (1976) in Handbook of Biochemistry and Molecular Biology, 3rd edn (Fasman, G.D., ed.), Physical and Chemical Data, Vol. I, pp. 296-304, CRC Press, Boca Raton, FL

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