How Is Ras Activity Turned Off

question 17

Multiple Choice

How is Ras activity turned off?

• A)It is turned off by phosphorylation.
• B)It is turned off by hydrolysis of its bound GTP to GDP.
• C)It is turned off by hydrolysis of its bound GDP to GTP.
• D)It is turned off by an allosteric inhibitor.
• E)It is turned off by hydrolysis of its bound GTP to GMP.

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