ras Guanine Nucleotide Exchange FactorsSon of Sevenless Proteinsras-GRF1Guanine Nucleotide Exchange Factorsras ProteinsGRB2 Adaptor ProteinAmino Acid MotifsGenes, rasProto-Oncogene Proteins p21(ras)Oncogene Protein p21(ras)Molecular Sequence DataAmino Acid SequenceNucleotide Motifsras GTPase-Activating ProteinsDeuterium Exchange MeasurementBase SequencePulmonary Gas ExchangeProtein BindingBinding SitesExchange Transfusion, Whole BloodSister Chromatid ExchangeProtein Structure, TertiarySequence Homology, Amino AcidMutationModels, MolecularSignal TransductionKineticsSequence AlignmentCell LineConserved SequenceProto-Oncogene Proteins c-rafGuanosine DiphosphateRecombinant Fusion ProteinsMutagenesis, Site-DirectedGuanosine TriphosphateHydrogenProtein Interaction Domains and MotifsProteinsDNA-Binding ProteinsSodium-Hydrogen AntiporterTranscription FactorsCloning, MolecularProtein ConformationTransfectionCarrier ProteinsRecombinant ProteinsHydrogen-Ion ConcentrationChromatography, Ion ExchangeGTPase-Activating ProteinsDNARho Guanine Nucleotide Exchange FactorsPhosphorylationProtein Structure, SecondaryHelix-Turn-Helix MotifsModels, BiologicalSodiumPromoter Regions, GeneticDeuteriumEscherichia coliEnzyme ActivationSaccharomyces cerevisiaerap GTP-Binding ProteinsMagnetic Resonance SpectroscopyCOS Cells3T3 CellsTranscription, GeneticCell MembraneStructure-Activity RelationshipGTP-Binding ProteinsMembrane ProteinsIon Exchange Resinsral Guanine Nucleotide Exchange FactorCells, CulturedConsensus SequenceSaccharomyces cerevisiae ProteinsGTP PhosphohydrolasesSodium-Calcium ExchangerProto-Oncogene ProteinsPeptidesPlasmidsCell Transformation, NeoplasticFungal ProteinsGene Expression RegulationBacterial ProteinsHeLa CellsDNA PrimersSubstrate SpecificityAmilorideSequence Analysis, DNANuclear ProteinsProtein TransportMutagenesisAnion Exchange ResinsCalciumProtein-Serine-Threonine KinasesBiological TransportCrystallography, X-RayRNA, MessengerAmino Acid SubstitutionNuclear Magnetic Resonance, Biomolecular