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Enzymes that transfer the phosphate group from one protein to another is called _____

(a) Phosphatase

(b) Phosphate transferase

(c) Kinase

(d) Phosphorylase

I got this question in an internship interview.

Origin of the question is Enzymes as Biological Catalysts in portion Bioenergetics, Enzymes, Metabolism, Genes, Chromosomes and Genomes of Cell Biology

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The correct answer is (c) Kinase

The explanation is: Kinase is the enzyme that transfers phosphate group from one protein to another. Phosphorylase catalyzes addition of phosphate group from an inorganic phosphate to an acceptor. Phosphatase enzyme cleaves a phosphate in presence of water.

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