Metals, HeavyCysteineMetalsCadmiumSoil PollutantsLeadMercuryCysteine EndopeptidasesZincCysteine ProteasesCopperHeavy Metal Poisoning, Nervous SystemMetallothioneinWater Pollutants, ChemicalMolecular Sequence DataCysteine DioxygenaseAmino Acid SequenceIndustrial WasteEnvironmental PollutionPhytochelatinsCysteine Proteinase InhibitorsChromiumCysteine SynthaseEnvironmental MonitoringNickelWater Pollution, ChemicalEnvironmental PollutantsSulfhydryl CompoundsArsenicCadmium ChlorideMercury PoisoningCobaltDisulfidesChelating AgentsSpectrophotometry, AtomicCadmium PoisoningMercuric ChlorideKineticsManganeseBinding SitesGlutathioneOxidation-ReductionUraniumCations, DivalentBase SequenceSoilGeologic SedimentsHydrogen-Ion ConcentrationThlaspiModels, MolecularAminoacyltransferasesEscherichia coliMiningMutagenesis, Site-DirectedMetals, AlkaliSequence Homology, Amino AcidHazardous WasteMetalloproteinsEnvironmental ExposureCystineSulfhydryl ReagentsSilverZinc CompoundsCadmium CompoundsCloning, MolecularSpectrometry, X-Ray EmissionRecombinant ProteinsProtein ConformationCathepsinsIronIonsBiodegradation, EnvironmentalSuccimerMutationBacterial ProteinsMetals, Alkaline EarthEthylenediaminesProtein Structure, TertiaryDithiothreitolCystatinsProtein BindingWater PollutantsRiversUnithiolCupriavidusSubstrate SpecificitySoil MicrobiologySulfidesChelation TherapyMetalloexopeptidasesSequence AlignmentCathepsin LPapainTrace ElementsFood ContaminationEdetic AcidPlant ProteinsBaysPlant RootsCatalysis