AlkylationHydrolysisAlkylating AgentsKineticsStereoisomerismCatalysisAdenosine TriphosphatePalladiumMolecular StructureMethyl MethanesulfonateSubstrate SpecificityEthylmaleimideBinding SitesNitrogen Mustard CompoundsGuanineIodoacetamideMolecular Sequence DataAllyl CompoundsDNAHydrogen-Ion ConcentrationEscherichia coliCysteineIodoacetatesAmino Acid SequenceChromatography, High Pressure LiquidEthylnitrosoureaStructure-Activity RelationshipMethylnitronitrosoguanidineSulfhydryl CompoundsO(6)-Methylguanine-DNA MethyltransferaseAdenosine TriphosphatasesUracil MustardQuinacrine MustardProtein BindingEpoxy CompoundsDNA RepairModels, MolecularPhosphatidylinositolsGuanosine TriphosphateChemistryDistamycinsLeucomycinsEstersKetonesChemical PhenomenaNylonsOxidation-ReductionMechlorethamineCyclizationProtein ConformationMethylnitrosoureaDNA AdductsMonomethylhydrazineMass SpectrometryDNA GlycosylasesDNA DamageIodoacetic AcidHydrocarbons, IodinatedMagnetic Resonance SpectroscopyAziridinesN-Glycosyl HydrolasesBase SequenceAcronineNitrosourea CompoundsSulfuric Acid EstersCarbonatesPhosphinesElectrophoresis, Polyacrylamide GelMutationCattleAdenosine DiphosphateMesylatesMolecular WeightSpectrophotometry, UltravioletCarboxylic Ester HydrolasesIndicators and ReagentsEscherichia coli ProteinsAmino AcidsBorohydridesAntineoplastic Agents, AlkylatingMagnesiumOrganophosphorus CompoundsAdenylyl ImidodiphosphateTrypsinBacterial ProteinsChromatography, GelAffinity LabelsNitrosaminesSulfhydryl ReagentsModels, ChemicalRecombinant ProteinsChromatography, Thin LayerDimethylnitrosamineDithiothreitolPhosphatesDisulfidesMethylationChromatography, Ion ExchangeSulfuric AcidsMutagenesis, Site-Directed