IsomerismHeterotaxy SyndromeHeart Defects, CongenitalHeart AtriaSitus InversusHeart Septal DefectsAbnormalities, MultipleVenae CavaeDextrocardiaLevocardiaProtein ConformationHeart Bypass, RightPulmonary VeinsErythrocruorinsPulmonary Veno-Occlusive DiseaseModels, MolecularGrowth Differentiation Factor 1Fetal HeartCyanosisAbortion, EugenicTrans Fatty AcidsMagnetic Resonance SpectroscopyNodal ProteinAtrioventricular NodeFetal DiseasesVena Cava, InferiorFontan ProcedureAzygos VeinTachycardia, SupraventricularSinoatrial NodeProlineStereoisomerismHeart BlockUltrasonography, PrenatalHeart ValvesMolecular Sequence DataAtrial AppendageBinding SitesProtein Structure, SecondaryHeart Septal Defects, AtrialMolecular ConformationProtein BindingCrystallography, X-RayPrenatal DiagnosisAmino Acid SequenceCircular DichroismProtein Structure, TertiaryMolecular StructureInfant, NewbornThermodynamicsSyndromeKineticsBody PatterningSpectrometry, FluorescencePregnancyEchocardiographyProtein FoldingNucleic Acid ConformationMolecular Dynamics SimulationAsiaGestational AgeNuclear Magnetic Resonance, BiomolecularLigandsModels, ChemicalProtein DenaturationEscherichia coliHydrogen-Ion ConcentrationSpleenStructure-Activity RelationshipTemperatureHydrogen BondingTime FactorsMutagenesis, Site-DirectedBase SequenceStomachProtein Structure, QuaternaryRetrospective StudiesMutationRecombinant ProteinsDimerizationComputer SimulationBacterial ProteinsSolutionsCatalytic DomainAllosteric RegulationTryptophanCatalysisPeptidesSpectrophotometry, UltravioletFluorescence Resonance Energy TransferAmino Acid SubstitutionPolymorphism, Single-Stranded ConformationalTreatment OutcomeAdenosine TriphosphateProtein MultimerizationFollow-Up StudiesHydrolysisPeptide FragmentsSolventsProteins