You are a scientist and you want to set up a protein phosphorylation reaction using PKA. You purchased PKA from a biotech company, and the datasheet tells you that PKA requires ATP, cAMP and Mg2+. What could be the role of these reaction mixture ingredients?

MCQS on the biological importance of organic molecules. Topics include bioorganic mechanisms, chirality, lipids, carbohydrates, animo acids, peptides, proteins, nucleic acids, enzymes, coenzymes, and coupled reactions, and lipid, carbohydrate, amino acid, and nucleotide metabolism.