Costello SyndromeNevus, Sebaceous of JadassohnFacial AsymmetryProto-Oncogene Proteins p21(ras)Rhabdomyosarcoma, EmbryonalUniparental DisomyDwarfismGenes, rasPoint MutationGerm-Line MutationMutation, MissenseMutationFrameshift MutationGerm CellsPedigreeDNA Mutational AnalysisAllelesBase SequenceMolecular Sequence DataExonsMutation RatePolymerase Chain ReactionHeterozygotePolymorphism, Single-Stranded ConformationalAmino Acid SubstitutionGenotypeAmino Acid SequencePhenotypeGenetic Predisposition to DiseaseSequence Analysis, DNAGenetic TestingCodon, NonsenseHomozygoteDNA, NeoplasmCaenorhabditis elegansMutagenesisMutagenesis, Site-DirectedDrosophila ProteinsCodonSequence DeletionSyndromeras ProteinsGenes, BRCA1OogenesisMosaicismDNA-Binding ProteinsGenes, p53DNA PrimersCaenorhabditis elegans ProteinsGenes, RecessiveProto-Oncogene Proteins B-rafSignal TransductionCell LineGenes, DominantDrosophila melanogasterTranscription FactorsFaciesProtein Structure, TertiaryChromosome MappingAbnormalities, MultipleNeoplastic Syndromes, HereditaryNuclear ProteinsNoonan SyndromeModels, GeneticChromosomes, Human, Pair 11Founder EffectGenes, BRCA2Sequence Homology, Amino AcidSuppression, GeneticHamartoma Syndrome, MultipleColorectal Neoplasms, Hereditary NonpolyposisPolymorphism, GeneticDrosophilaProto-Oncogene ProteinsDNAPathology, MolecularModels, MolecularBRCA2 ProteinAnimals, Genetically ModifiedMicronucleus, GermlineBinding SitesFamily HealthProtein BindingEscherichia coliCloning, MolecularSequence AlignmentMicrosatellite RepeatsImmunoglobulin Variable RegionCell Transformation, NeoplasticMinisatellite RepeatsTranscription, GeneticGenetic Complementation TestMutS Homolog 2 ProteinGenetic LinkageAge of OnsetHeterozygote DetectionRecombination, GeneticGenes, LethalMutagenesis, InsertionalLoss of Heterozygosity