ras Guanine Nucleotide Exchange FactorsSon of Sevenless Proteinsras-GRF1Amino Acid MotifsGuanine Nucleotide Exchange Factorsras ProteinsGRB2 Adaptor ProteinGenes, rasMolecular Sequence DataAmino Acid SequenceProto-Oncogene Proteins p21(ras)Nucleotide MotifsOncogene Protein p21(ras)Base SequenceBinding SitesProtein BindingProtein Structure, TertiarySequence Homology, Amino AcidSequence AlignmentConserved SequenceMutationras GTPase-Activating ProteinsModels, MolecularDeuterium Exchange MeasurementProtein Interaction Domains and MotifsPulmonary Gas ExchangeCell LineMutagenesis, Site-DirectedExchange Transfusion, Whole BloodTranscription FactorsSister Chromatid ExchangeSignal TransductionDNA-Binding ProteinsHelix-Turn-Helix MotifsRecombinant Fusion ProteinsCloning, MolecularKineticsProtein ConformationProteinsPromoter Regions, GeneticRecombinant ProteinsTransfectionDNAProtein Structure, SecondaryConsensus SequenceCarrier ProteinsTranscription, GeneticPhosphorylationEscherichia coliStructure-Activity RelationshipCOS CellsSaccharomyces cerevisiaeGuanosine DiphosphateProto-Oncogene Proteins c-rafSequence Analysis, DNAGuanosine TriphosphateMembrane ProteinsPeptidesHydrogenModels, BiologicalHeLa CellsNuclear ProteinsSodium-Hydrogen AntiporterSaccharomyces cerevisiae ProteinsBacterial ProteinsDNA PrimersGene Expression RegulationPlasmidsNucleic Acid ConformationCell MembraneProtein TransportSubstrate SpecificityHydrogen-Ion ConcentrationMutagenesisCrystallography, X-RayMagnetic Resonance SpectroscopySequence DeletionCells, CulturedAmino Acid SubstitutionGTPase-Activating ProteinsEnzyme ActivationRNA, Messenger3T3 CellsFungal ProteinsPhylogenyAlgorithmsHelix-Loop-Helix MotifsChromatography, Ion ExchangeTwo-Hybrid System TechniquesComputational BiologySequence Homology, Nucleic AcidDimerizationEF Hand MotifsRho Guanine Nucleotide Exchange FactorsSodiumPoint MutationRNA-Binding ProteinsProto-Oncogene ProteinsRepressor ProteinsNuclear Magnetic Resonance, Biomolecular