ConsanguinityPedigreeGenes, RecessiveOmanAbnormalities, MultipleMeglutolSyndromeGenealogy and HeraldryHomozygoteMicrocephalyFamilyIntellectual DisabilityNuclear FamilyMarriageGenetic LinkageInfant, NewbornFamily HealthHeterozygoteChromosome DisordersMutationSiblingsX ChromosomePhenotypeChromosome MappingDNA Mutational AnalysisGenes, DominantGenetic Predisposition to DiseaseMutation, MissenseExonsMolecular Sequence DataBase SequenceAmino Acid Sequence