TransducinRhodopsinRod Cell Outer SegmentRetinal Rod Photoreceptor CellsRetinaldehydeGuanosine 5'-O-(3-Thiotriphosphate)CattleLight3',5'-Cyclic-GMP PhosphodiesterasesGTP-Binding Protein RegulatorsPhotoreceptor CellsArrestinCyclic Nucleotide Phosphodiesterases, Type 6Guanosine TriphosphateGTP PhosphohydrolasesG-Protein-Coupled Receptor Kinase 1Retinal PigmentsGTP-Binding ProteinsAdenosine Diphosphate RiboseDark AdaptationVision, OcularEye ProteinsRod OpsinsGuanosine DiphosphateGuanylyl ImidodiphosphateGTP-Binding Protein alpha SubunitsHydroxylamineRetinal Cone Photoreceptor CellsLight Signal TransductionHeterotrimeric GTP-Binding ProteinsRGS ProteinsAdaptation, Ocular