negatively regulates G protein-coupled opsin signaling pathway negative regulation of opsin-mediated signaling pathway https://github.com/geneontology/go-ontology/issues/27416 negative regulation of rhodopsin-mediated signaling pathway The process of restoring the photoreceptor cell to its unexcited state after termination of the stimulus (photon). rod response recovery deactivation of rhodopsin mediated signalling GO:0016059 deactivation of opsin mediated signaling biological_process regulation of opsin-mediated signaling pathway negative regulation of response to external stimulus negative regulation of G protein-coupled receptor signaling pathway biological regulation