Complex formation between metarhodopsin II and GTP-binding protein in bovine photoreceptor membranes leads to a shift of the photoproduct equilibrium.

Animals Blood Proteins/isolation & purification,metabolism Cattle GTP-Binding Proteins Guanosine Triphosphate/metabolism Kinetics Light Macromolecular Substances Molecular Weight Photochemistry Photoreceptor Cells/metabolism Receptors, Cell Surface/isolation & purification,metabolism Retinal Pigments/metabolism Rhodopsin/analogs & derivatives,metabolism Rod Cell Outer Segment/metabolism

Blood Proteins Macromolecular Substances Receptors, Cell Surface Retinal Pigments metarhodopsins Guanosine Triphosphate Rhodopsin GTP-Binding Proteins