2001
Identification of Basic Residues in RAG2 Critical for DNA Binding by the RAG1-RAG2 Complex
Fugmann S, Schatz D. Identification of Basic Residues in RAG2 Critical for DNA Binding by the RAG1-RAG2 Complex. Molecular Cell 2001, 8: 899-910. PMID: 11684024, DOI: 10.1016/s1097-2765(01)00352-5.Peer-Reviewed Original ResearchConceptsDNA bindingRAG2 proteinsCognate DNA target sequenceDNA target sequencesResidue mutantsMolecular roleBasic residuesDNA cleavageTarget sequenceRAG1Biochemical analysisRAG2BindingCentral roleProteinRecombinationResiduesDirect involvementEssential componentComplexesMutantsCleavage reactionIdentificationRoleSequence
2000
The Functional Role of Basic Patch, a Structural Element ofEscherichia coli Transcript Cleavage Factors GreA and GreB*
Kulish D, Lee J, Lomakin I, Nowicka B, Das A, Darst S, Normet K, Borukhov S. The Functional Role of Basic Patch, a Structural Element ofEscherichia coli Transcript Cleavage Factors GreA and GreB*. Journal Of Biological Chemistry 2000, 275: 12789-12798. PMID: 10777576, DOI: 10.1074/jbc.275.17.12789.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceDose-Response Relationship, DrugEscherichia coliEscherichia coli ProteinsGenetic Complementation TestHydrogen-Ion ConcentrationIsopropyl ThiogalactosideModels, MolecularMolecular Sequence DataMutagenesisOligonucleotidesPlasmidsRNASequence Homology, Amino AcidTemperatureTranscription FactorsTranscription, GeneticTranscriptional Elongation FactorsConceptsTernary elongation complexTranscript cleavage reactionWild-type factorBasic patchLarge basic patchFunctional roleGre proteinsThermosensitive phenotypeTranscription elongationElongation complexNascent RNAGre factorsThree-dimensional structureRNA polymeraseTerminal domainVivo functionE. coli strainsGreAGreBEscherichia coliType factorsCleavage reactionColi strainsMutantsReadthrough
1998
An amino acid as a cofactor for a catalytic polynucleotide
Roth A, Breaker R. An amino acid as a cofactor for a catalytic polynucleotide. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 6027-6031. PMID: 9600911, PMCID: PMC27579, DOI: 10.1073/pnas.95.11.6027.Peer-Reviewed Original ResearchConceptsAmino acidsRate enhancementDramatic rate enhancementMetal ion cofactorsAbsence of enzymeGeneral base catalystSuperior polymerChemical catalysisBiological catalystsRNA cleavage reactionCatalytic potentialOrganic cofactorImidazole groupsNatural ribozymesRNA worldBase catalystChemical groupsCatalytic mechanismCatalytic DNACleavage reactionIon cofactorProtein enzymesStructural foldingSubstrate cleavageConstituent amino acids
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