IsomerismHeterotaxy SyndromeHeart Defects, CongenitalHeart AtriaSitus InversusHeart Septal DefectsAbnormalities, MultipleVenae CavaeDextrocardiaLevocardiaHeart Bypass, RightPulmonary VeinsErythrocruorinsPulmonary Veno-Occlusive DiseaseGrowth Differentiation Factor 1Fetal HeartCyanosisAbortion, EugenicNodal ProteinAtrioventricular NodeFetal DiseasesVena Cava, InferiorFontan ProcedureAzygos VeinSinoatrial NodeTachycardia, SupraventricularHeart BlockUltrasonography, PrenatalHeart ValvesMagnetic Resonance SpectroscopyAtrial AppendageHeart Septal Defects, AtrialProlinePrenatal DiagnosisInfant, NewbornSyndromeStereoisomerismBody PatterningPregnancyEchocardiographyModels, MolecularMolecular StructureGestational AgeAsiaSpleenProtein ConformationStomachRetrospective StudiesTime FactorsMolecular Sequence DataTreatment OutcomeFollow-Up StudiesAmino Acid SequenceMutationBase SequenceKineticsPhenotypeProtein BindingSequence Homology, Amino AcidMice, KnockoutMice, Inbred C57BLCell LineCloning, MolecularCells, CulturedBinding SitesRNA, MessengerSignal TransductionModels, BiologicalEscherichia coliProtein Structure, TertiaryRecombinant ProteinsMice, TransgenicSubstrate SpecificitySpecies SpecificitySequence AlignmentTranscription FactorsDNABacterial ProteinsTemperature