GTP binding occurs on which subunit of a G protein?
A)the alpha subunit
B)the beta subunit
C)the gamma subunit
D)GTP binds both beta and gamma subunits.

Question

Quizplus · Accepted Answer

GTP binding occurs on the alpha subunit of a G protein, causing a conformational change that leads to the dissociation of the alpha subunit from the beta/gamma subunits and subsequent downstream signaling.

GTP Binding Occurs on Which Subunit of a G Protein