G-protein coupled photoreceptor activity

id: GO:0008020
name: G-protein coupled photoreceptor activity
namespace: molecular_function
type: go
obsolete: False

Description: 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.

Parent Functions