Son of Sevenless Protein, DrosophilaSon of Sevenless ProteinsTyrosineGuanineSOS1 ProteinGuanine NucleotidesGuanine Nucleotide Exchange FactorsReceptor Protein-Tyrosine KinasesPhotoreceptor Cells, InvertebrateMolecular Sequence DataProtein Tyrosine PhosphatasesEye ProteinsAmino Acid SequenceDrosophilaSignal TransductionPhosphorylationDrosophila Proteinsras Guanine Nucleotide Exchange FactorsEyeTyrosine 3-MonooxygenaseProtein BindingBase SequenceProtein IsoformsMutationBinding SitesProtein Tyrosine Phosphatases, Non-Receptorsrc Homology Domainsras ProteinsGRB2 Adaptor ProteinMembrane GlycoproteinsGuanine DeaminaseCell LineEnzyme ActivationAdaptor Proteins, Signal TransducingPhosphotyrosineProteinsMembrane ProteinsRecombinant Fusion ProteinsPhotoreceptor CellsSupraoptic NucleusProto-Oncogene ProteinsKineticsReceptors, PeptideDNADrosophila melanogasterProtein Structure, TertiaryGuanosine TriphosphateIsoenzymesReceptor, Epidermal Growth FactorGenes, InsectProtein Tyrosine Phosphatase, Non-Receptor Type 11Cells, CulturedTransfectionGTP-Binding ProteinsRho Guanine Nucleotide Exchange FactorsRecombinant ProteinsPhosphoproteinsGuanosine DiphosphateSequence Homology, Amino AcidRNA, MessengerProtein Tyrosine Phosphatase, Non-Receptor Type 6Proto-Oncogene Proteins c-rafPhenotypeCloning, MolecularProtein Tyrosine Phosphatase, Non-Receptor Type 1Models, MolecularEnzyme InhibitorsBlotting, WesternDNA-Binding ProteinsCell MembraneCOS CellsGene Expression RegulationCalcium-Calmodulin-Dependent Protein KinasesMutagenesis, Site-DirectedEnhancer Elements, GeneticAlternative SplicingLymphocyte Specific Protein Tyrosine Kinase p56(lck)Animals, Genetically ModifiedIntracellular Signaling Peptides and ProteinsGenesGenistein