IsomerismProtein ConformationHeterotaxy SyndromeModels, MolecularHeart Defects, CongenitalHeart AtriaSitus InversusProtein Structure, SecondaryHeart Septal DefectsProteinsAbnormalities, MultipleVenae CavaeDextrocardiaProtein Structure, TertiaryLevocardiaDatabases, ProteinStructural Homology, ProteinSequence Analysis, ProteinHeart Bypass, RightProtein FoldingPulmonary VeinsErythrocruorinsPulmonary Veno-Occlusive DiseaseAmino Acid SequenceSoftwareMagnetic Resonance SpectroscopyAlgorithmsGrowth Differentiation Factor 1Molecular Sequence DataFetal HeartCyanosisAbortion, EugenicModels, ChemicalComputational BiologyCrystallography, X-RaySequence AlignmentComputer SimulationBinding SitesThermodynamicsProtein BindingNuclear Magnetic Resonance, BiomolecularNodal ProteinAtrioventricular NodeFetal DiseasesInternetMolecular StructureVena Cava, InferiorCircular DichroismHydrogen BondingProlineMolecular Dynamics SimulationFontan ProcedureAzygos VeinTachycardia, SupraventricularStructure-Activity RelationshipSinoatrial NodeMolecular ConformationHeart BlockUser-Computer InterfaceUltrasonography, PrenatalStereoisomerismKineticsProtein DenaturationHeart ValvesLigandsAtrial AppendageSpectrometry, FluorescenceHeart Septal Defects, AtrialProtein Structure, QuaternarySequence Homology, Amino AcidSolventsPrenatal DiagnosisAmino AcidsInfant, NewbornMutationComputer GraphicsHydrophobic and Hydrophilic InteractionsSyndromeStatic ElectricityTemperatureBody PatterningCrystallographyEvolution, MolecularEscherichia coliPregnancyEchocardiographyHydrogen-Ion ConcentrationSolutionsProtein StabilityBacterial ProteinsPeptidesMutagenesis, Site-DirectedNucleic Acid ConformationMuramidaseCatalytic DomainWaterAmino Acid SubstitutionAmino Acid MotifsTryptophanAsia