Bioluminescence Resonance Energy Transfer TechniquesLuciferases, RenillaEnergy TransferRenillaLuminescent MeasurementsTacrolimus Binding Protein 1ALuminescenceLuminescent ProteinsLuminescent AgentsArrestinsBiosensing TechniquesRecombinant Fusion ProteinsBiopolymersDimerizationProtein MultimerizationReceptors, G-Protein-CoupledCellsHEK293 CellsProtein BindingCell LineReceptors, Adrenergic, beta-2LuciferasesGTP-Binding Protein alpha Subunits, Gi-GoGreen Fluorescent ProteinsProtein Interaction MappingSeedlingCOS CellsCercopithecus aethiopsTransfectionProtein TransportSignal TransductionCell MembraneProtein Structure, TertiaryBacterial ProteinsCyclic AMPAmino Acid SequenceMolecular Sequence DataProtein Conformation