Catalytic activity:ATP + [rhodopsin] = ADP + [rhodopsin] phosphate. ,Disease:Defects in GRK1 are a cause of congenital stationary night blindness Oguchi type (CSNBO) [MIM:258100]; also known as Oguchi disease. Congenital stationary night blindness is a non-progressive retinal disorder characterized by impaired night vision. CSNBO is an autosomal recessive form associated with fundus discoloration and abnormally slow dark adaptation. ,Function:Phosphorylates rhodopsin thereby initiating its deactivation. ,online information:Retina International's Scientific Newsletter ,PTM:Autophosphorylated. ,PTM:Farnesylation is required for full activity. ,similarity:Belongs to the protein kinase superfamily. AGC Ser/Thr protein kinase family. GPRK subfamily. ,similarity:Contains 1 AGC-kinase C-terminal domain. ,similarity:Contains 1 protein kinase domain. ,similarity:Contains 1 RGS domain. ,tissue specificity:Retina and pineal gland. ,
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