Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables opsin binding activity and phosphoprotein binding activity. Acts upstream of or within endocytosis and regulation of protein phosphorylation. Located in photoreceptor outer segment and synapse. Is expressed in retina. Human ortholog(s) of this gene implicated in myopia. Orthologous to human ARR3 (arrestin 3).