MolesHydatidiform MoleMole RatsHydatidiform Mole, InvasiveUterine NeoplasmsSpalaxSpectrometry, Mass, Fast Atom BombardmentTrophoblastic NeoplasmsModels, MolecularInsectivoraGestational Trophoblastic DiseaseMagnetic Resonance SpectroscopyKineticsModels, ChemicalMolecular StructureProtein ConformationBinding SitesMolecular ConformationThermodynamicsCrystallography, X-RayHydrogen BondingWaterChemistryHydrogenChemical PhenomenaTemperatureOxidation-ReductionMolecular Sequence DataAmino Acid SequenceX-Ray DiffractionStructure-Activity RelationshipHydrogen-Ion ConcentrationNevusOxygen IsotopesPregnancyAmino AcidsMass SpectrometrySulfurStereoisomerismPregnancy Complications, NeoplasticSpectrum AnalysisElectron Spin Resonance SpectroscopyZincCatalysisSpectrophotometry, UltravioletIronOxygenPhosphatidylcholinesNevus, PigmentedClitorisSolventsShrewsChromatography, Thin LayerCarbon IsotopesElectronsProteinsSubstrate SpecificityQuantum TheoryMolecular WeightSolutionsCrystallizationEscherichia coliDeuteriumSulfhydryl CompoundsCopperAlkanesChromatography, High Pressure LiquidLipid BilayersCattleMyoglobin