Which statement about G protein is false ?
A) Its subunits can separate.
B) One subunit is a GTPase.
C) One subunit binds GTP.
D) One subunit binds GDP.
E) One subunit binds ATP.

Question

Quizplus · Accepted Answer

G proteins do not bind ATP as a part of their normal function; they bind GTP and GDP. ATP is primarily used as a substrate for phosphorylation reactions, not by G proteins for signaling.

Which Statement About G Protein Is False