AlkylationIsomerismStereoisomerismAlkylating AgentsPeptidylprolyl IsomeraseKineticsRetinaldehydeIsomerasesCatalysisMolecular StructureAldose-Ketose IsomerasesProlinePalladiumProtein ConformationProtein Disulfide-IsomerasesModels, MolecularPhotochemistryDisulfidesAllyl CompoundsBinding SitesAlkenesAmino Acid IsomerasesCysteineMethyl MethanesulfonateCyclizationCarbon-Carbon Double Bond IsomerasesEthylmaleimideMolecular Sequence DataNitrogen Mustard CompoundsEscherichia coliProtein BindingModels, ChemicalSulfhydryl CompoundsBacteriorhodopsinsOxidation-ReductionSteroid IsomerasesRhodopsinHydrogen-Ion ConcentrationGuanineAmino Acid SequenceIodoacetamidePhotoreceptors, MicrobialDNAMagnetic Resonance SpectroscopyKetonesSchiff BasesChromatography, High Pressure LiquidSpectrophotometry, UltravioletIsoaspartic AcidSubstrate SpecificityCrystallography, X-RayMolecular ConformationThermodynamicsIodoacetatesStructure-Activity RelationshipEthylnitrosoureaMethylnitronitrosoguanidineO(6)-Methylguanine-DNA MethyltransferasePhosphitesRetinoidsProtein FoldingCyclophilin AUracil MustardQuinacrine MustardLightMass SpectrometryTemperatureSpectrometry, FluorescenceIsotretinoinDistamycinsLeucomycinsDNA RepairPhotochemical ProcessesNylonsChemistryCattleMechlorethamineCyclohexenesMutationChemical PhenomenaNuclear Magnetic Resonance, BiomolecularMethylnitrosoureaMonomethylhydrazineEpoxy CompoundsRibonuclease, PancreaticAlkadienesBase SequenceProtein Structure, TertiaryHydrocarbons, IodinatedAziridinesIminesDodecenoyl-CoA IsomeraseDNA GlycosylasesBiocatalysisIntramolecular Transferaseszeta CaroteneHalorhodospira halophilaDNA AdductsGlucose-6-Phosphate IsomeraseDNA Damage