Glycogen Phosphorylase Displays Allosteric Activation and Inhibition by Multiple Modes

question 7

Multiple Choice

Glycogen phosphorylase displays allosteric activation and inhibition by multiple modes. Which of the following is a correct relation?

• A) phosphate: positive heterotropic effector
• B) AMP: negative heterotropic effector
• C) ATP: positive heterotropic effector
• D) glucose-6-phosphate: negative heterotropic effector
• E) phosphorylation: covalent inhibitor

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