Antigens, CD98 Heavy ChainAmino Acid SequenceSequence Homology, Amino AcidMolecular Sequence DataCloning, MolecularAmino AcidsBase SequenceSequence Homology, Nucleic AcidSequence AlignmentDNA, ComplementaryPeptide FragmentsEscherichia coliCyanogen BromideAmino Acid SubstitutionRestriction MappingMolecular WeightGenes, BacterialDNARecombinant ProteinsPhylogenyBinding SitesSequence Analysis, DNAProtein ConformationTrypsinBacterial ProteinsElectrophoresis, Polyacrylamide GelSpecies SpecificitySubstrate SpecificityGenesRNA, MessengerSequence AnalysisChromatography, High Pressure LiquidMutationPeptidesKineticsOpen Reading FramesPlasmidsAmino Acid MotifsAmino Acids, EssentialModels, MolecularChymotrypsinAmino Acid Transport SystemsGene LibraryMutagenesis, Site-DirectedCattleConserved SequenceStructure-Activity RelationshipBlotting, NorthernDNA, BacterialProtein Structure, TertiaryCodonDNA PrimersPolymerase Chain Reaction