Phosphorylation of a Threonine in the T-Loop of Cyclin-Dependent Kinases

question 52

Multiple Choice

Phosphorylation of a threonine in the T-loop of cyclin-dependent kinases (CDK) causes what event to occur?

• A) The T loop is rearranged so that cyclin can bind.
• B) ADP is forced to dissociate from CDK.
• C) The CDK is inactivated.
• D) Multiple arginine residues form ionic interactions with the threonine.

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