G protein-coupled photoreceptor activity
Combining with incidental electromagnetic radiation, particularly visible light, and transmitting the signal across the membrane by activating an associated G-protein; promotes the exchange of GDP for GTP on the alpha subunit of a heterotrimeric G-protein complex.
GO:0004930
G protein-coupled receptor activity
is_a
GO:0009881
photoreceptor activity
is_a
G protein coupled photoreceptor activity
exact
G-protein coupled photoreceptor activity
exact
photoreceptor activity, G-protein coupled
exact