A G protein-coupled receptor signaling pathway that starts with an opsin being activated by a photon, and ending with the light signal being trasmitted through the synapses. The signal can be transmitted via different Galpha subunits types: Go, Gs, Gq, and Gt. [GOC:bf, GOC:dph, GOC:hb, GOC:signaling, GOC:tb, PMID:19720651, PMID:36272560]
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Collection
M5: Ontology GO: Gene Ontology GO:BP: GO Biological Process
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