The Biology Project
Cell Signaling > Problem
The endogenous GTPase activity of G-proteins serves to:
Problem 9 |
Tutorial | Problem 10
||stimulate the activity of enzymes by producing energy.
||synthesize cGMP as a second messenger.
||synthesize GTP as an energy source.
hydrolyze GTP returning the G protein to
a pre-stimulated level of activity.
Yes, responses to signals from outside
the cell must be reversible.
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