MucinsGastric MucinsSubstrate SpecificityMucin-5BKineticsMolecular Sequence DataAmino Acid SequenceMucin-1Mucin-4Binding SitesCatalysisMucin-3Models, MolecularMucin-6Protein BindingHydrolysisGoblet CellsEscherichia coliHydrogen-Ion ConcentrationCatalytic DomainRecombinant ProteinsBase SequenceMucusProtein Structure, TertiarySequence Homology, Amino AcidProtein ConformationCrystallography, X-RayPhosphorylationGlycosylationMutagenesis, Site-DirectedElectrophoresis, Polyacrylamide GelOligosaccharidesStructure-Activity RelationshipMutationMolecular WeightCloning, MolecularAmino AcidsOxidation-ReductionCell LineBacterial ProteinsCarbohydrate SequenceSialomucinsAdenosine TriphosphateChromatography, GelChromatography, High Pressure LiquidEnzyme ActivationMolecular StructureSequence AlignmentPeptidesModels, ChemicalCarbohydratesCattleEndopeptidasesMembrane ProteinsPolysaccharidesStereoisomerismIsoenzymesAntigens, Tumor-Associated, CarbohydrateModels, BiologicalCells, CulturedIntestinal MucosaTemperatureSwineOligopeptidesEscherichia coli ProteinsSubstrate CyclingEnzyme InhibitorsEnzyme StabilityTracheaBiological TransportDNA PrimersColonLiverSaccharomyces cerevisiaeGastric MucosaPeriodic Acid-Schiff ReactionConjunctivaTime FactorsEpithelial CellsRNA, MessengerCarrier ProteinsRecombinant Fusion ProteinsMagnetic Resonance SpectroscopyRespiratory MucosaPeptide FragmentsAmino Acid SubstitutionGlycoside Hydrolases