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 VeinMagnetic Resonance SpectroscopySinoatrial NodeTachycardia, SupraventricularHeart BlockModels, MolecularUltrasonography, PrenatalHeart ValvesProlineAtrial AppendageHeart Septal Defects, AtrialMolecular Sequence DataStereoisomerismPrenatal DiagnosisInfant, NewbornCell Adhesion MoleculesSyndromeMolecular StructureBody PatterningProtein ConformationPregnancyAmino Acid SequenceEchocardiographyBase SequenceGestational AgeSupine PositionAsiaProne PositionSpleenBinding SitesTime FactorsProtein BindingRetrospective StudiesStomachSmall Molecule LibrariesKineticsTreatment OutcomeStructure-Activity RelationshipMutationCell LineFollow-Up StudiesEscherichia coliProtein Structure, TertiaryDNASignal TransductionNucleic Acid ConformationCells, CulturedRecombinant ProteinsCrystallography, X-RayMutagenesis, Site-DirectedCloning, MolecularPeptidesNeural Cell Adhesion MoleculesSequence Homology, Amino AcidPostureAntibodies, MonoclonalPeptide FragmentsLigandsSubstrate SpecificityModels, BiologicalSequence AlignmentIntercellular Adhesion Molecule-1RNA, MessengerMolecular WeightMembrane ProteinsMolecular ConformationCell AdhesionBacterial ProteinsTransfectionAntigens, CDElectrophoresis, Polyacrylamide GelProtein Structure, SecondaryRecombinant Fusion ProteinsCell MembraneProteinsMice, Inbred C57BLPlasmids