Which of the following is required for glycogen phosphorylase in glycogenolysis?
Correct Answer: Pyridoxal phosphate
Description: Ans: B (Pyridoxal phosphate) Ref: Harper's Illustrated Biochemistry, 28th edition.Explanation:Glycogen phosphorylaseThis enzyme catalyzes the rate-limiting step in glvcogenolysis by releasing glucose-i- phosphate from the terminal alpha-1, 4- glycosidic bond.Glycogen phosphorylase has a pyridoxal phosphate (PLP. derived from Vitamin B6) at each catalytic site.
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Biochemistry
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