Guanine NucleotidesGuanosine TriphosphateGuanosine DiphosphateGTP-Binding ProteinsGuanine Nucleotide Exchange FactorsGuanineRho Guanine Nucleotide Exchange FactorsNucleotidesras Guanine Nucleotide Exchange FactorsMolecular Sequence DataGuanylyl ImidodiphosphateAmino Acid SequenceGuanosine 5'-O-(3-Thiotriphosphate)Guanine Nucleotide Dissociation InhibitorsProtein BindingGTP PhosphohydrolasesBase SequenceProto-Oncogene Proteins c-vavKineticsThionucleotidesras-GRF1Adenine Nucleotidescdc42 GTP-Binding ProteinADP-Ribosylation FactorsBinding SitesAdenylate Cyclaserac1 GTP-Binding Proteinrho GTP-Binding ProteinsCloning, MolecularPurine NucleotidesProtein Structure, TertiaryMutationral Guanine Nucleotide Exchange FactorIMP DehydrogenaserhoA GTP-Binding ProteinGTPase-Activating Proteinsrac GTP-Binding ProteinsGuanosine MonophosphatePolymorphism, Single NucleotideCell LineGuanine Nucleotide-Releasing Factor 2Virulence Factors, BordetellaPertussis ToxinSequence Homology, Amino AcidGuanine DeaminaseCell MembraneADP-Ribosylation Factor 1rap1 GTP-Binding ProteinsDNArho-Specific Guanine Nucleotide Dissociation InhibitorsSignal TransductionEscherichia coliSOS1 Proteinrap GTP-Binding ProteinsEnzyme ActivationAdenosine Diphosphate RiboseProteinsRecombinant ProteinsProto-Oncogene Proteins p21(ras)Adenylate Cyclase ToxinEukaryotic Initiation Factor-2BModels, Molecularras ProteinsSodium Fluoriderab GTP-Binding Proteinsral GTP-Binding ProteinsNucleic Acid Conformationrho Guanine Nucleotide Dissociation Inhibitor alphaAdenosine TriphosphateSequence AlignmentRecombinant Fusion ProteinsCOS CellsTransfectionMagnesiumCholera ToxinCattleGuanosinePlasmidsSon of Sevenless ProteinsMonomeric GTP-Binding ProteinsBinding, CompetitiveProtein ConformationSaccharomyces cerevisiaeSequence Homology, Nucleic AcidCyclic AMPCarrier ProteinsDNA-Binding ProteinsHeLa CellsPhosphorylationHydrolysisDeoxyguanine NucleotidesCells, CulturedMacromolecular SubstancesRNA, Messengerrab5 GTP-Binding ProteinsAdaptor Proteins, Signal TransducingMutagenesis, Site-Directedrab1 GTP-Binding ProteinsMembrane ProteinsSequence Analysis, DNA