ras Guanine Nucleotide Exchange FactorsSon of Sevenless Proteinsras-GRF1Guanine Nucleotide Exchange FactorsGuanineras ProteinsGRB2 Adaptor ProteinAmino Acid MotifsGenes, rasGuanine NucleotidesProto-Oncogene Proteins p21(ras)Molecular Sequence DataCyclic AMPOncogene Protein p21(ras)Amino Acid SequenceGuanosine TriphosphateBase SequenceGuanine DeaminaseGuanosine DiphosphateRho Guanine Nucleotide Exchange FactorsGTP-Binding ProteinsProtein BindingBinding Sitesras GTPase-Activating ProteinsKineticsSignal TransductionNucleotide MotifsMutationProtein Structure, TertiaryCell LineDeuterium Exchange MeasurementSequence Homology, Amino AcidPulmonary Gas ExchangeModels, MolecularAdenylate CyclaseExchange Transfusion, Whole BloodDNASister Chromatid ExchangeCyclic AMP-Dependent Protein KinasesSequence AlignmentEnzyme ActivationColforsinGTP PhosphohydrolasesPhosphorylationTransfectionCells, CulturedGuanosine 5'-O-(3-Thiotriphosphate)ProteinsRecombinant Fusion ProteinsCell MembraneCloning, MolecularGTPase-Activating ProteinsThionucleotidesMutagenesis, Site-DirectedRecombinant Proteinsrap GTP-Binding Proteinsral Guanine Nucleotide Exchange FactorConserved SequenceGuanylyl ImidodiphosphateDNA-Binding ProteinsEscherichia coliProto-Oncogene Proteins c-rafCarrier ProteinsProtein Conformationrap1 GTP-Binding ProteinsTranscription FactorsModels, BiologicalCalciumPromoter Regions, GeneticCOS CellsStructure-Activity RelationshipTranscription, GeneticNucleic Acid ConformationHydrogen-Ion ConcentrationHydrogenSaccharomyces cerevisiaeProtein Interaction Domains and MotifsProto-Oncogene Proteins c-vavGuanine Nucleotide Dissociation InhibitorsGuanine Nucleotide-Releasing Factor 2GuanosineADP-Ribosylation FactorsSodium-Hydrogen Antiportercdc42 GTP-Binding ProteinChromatography, Ion ExchangeMembrane ProteinsRNA, MessengerAdenineBucladesine3T3 CellsProtein Structure, SecondaryGuanosine MonophosphateMagnetic Resonance SpectroscopyPertussis ToxinSubstrate Specificity8-Bromo Cyclic Adenosine Monophosphaterac GTP-Binding ProteinsPlasmidsVirulence Factors, BordetellaCattle