Enzyme StabilityEnzymesKineticsHot TemperatureProtein DenaturationMutagenesis, Site-DirectedCatalysisTemperatureDrug StabilityModels, MolecularMutationProtein ConformationMolecular Sequence DataAmino Acid SequenceProtein StabilityHydrogen-Ion ConcentrationEscherichia coliRecombinant ProteinsRNA StabilityThermodynamics