Consider the following list of phosphorylated compounds with their free energies of phosphate hydrolysis: Glucose-1-phosphate: -5.0 kcal/mol PEP: -14.8 kcal/mole ATP: -7.3 kcal/mol Which of these molecules could phosphorylate an unknown compound whose free energy of phosphate hydrolysis is -10.3kcal/mol?
A)Glucose-1-phosphate only B)PEP only C)ATP only D)ATP and PEP E)All three could phosphorylate the unknown compound.