Models, MolecularMolecular Sequence DataNucleic Acid ConformationProtein Structure, TertiaryProtein ConformationProtein Structure, SecondaryAmino Acid SequenceCircular DichroismProtein FoldingBase SequenceBinding SitesCrystallography, X-RayProtein DenaturationStructure-Activity RelationshipEscherichia coliMagnetic Resonance SpectroscopyThermodynamicsKineticsSequence AlignmentProtein BindingProteinsRNAMutationSequence Homology, Amino AcidTemperatureSpectrometry, FluorescenceAnilino NaphthalenesulfonatesComputer SimulationHydrogen BondingNuclear Magnetic Resonance, BiomolecularHydrogen-Ion ConcentrationDNADimerizationProtein Structure, QuaternaryRecombinant ProteinsRNA, CatalyticGuanidineX-Ray DiffractionCattleModels, ChemicalOsmium TetroxideRNA FoldingMolecular StructureElectrophoresis, Polyacrylamide GelMutagenesis, Site-DirectedBacterial ProteinsSoftwareMolecular ConformationAlgorithmsSpectrophotometry, UltravioletMicroscopy, ElectronCrystallizationPeptide FragmentsTryptophanSolutionsRNA, TransferAmino AcidsSubstrate SpecificityCloning, MolecularPeptidesMacromolecular SubstancesEnzyme StabilityUreaComputational BiologyMagnesiumBiological EvolutionSaccharomyces cerevisiaeDisulfidesNucleic Acid DenaturationSpecies SpecificityEvolution, MolecularStructural Homology, ProteinSequence Analysis, ProteinRNA, Transfer, PhePlasmidsRNA, MessengerG-QuadruplexesCell LinePhylogenyMutagenesisMolecular WeightRibonuclease T1Escherichia coli ProteinsRNA, ViralTrifluoroethanolWaterRNA, BacterialGenetic VariationHot TemperatureSpectroscopy, Fourier Transform InfraredLactalbuminRiboswitchTranscription, GeneticConserved SequenceThiostreptonSequence Homology, Nucleic AcidBase CompositionDatabases, ProteinAmino Acid SubstitutionTime Factors