2001
Contacts between the 5′ Nuclease of DNA Polymerase I and Its DNA Substrate*
Xu Y, Potapova O, Leschziner A, Grindley N, Joyce C. Contacts between the 5′ Nuclease of DNA Polymerase I and Its DNA Substrate*. Journal Of Biological Chemistry 2001, 276: 30167-30177. PMID: 11349126, DOI: 10.1074/jbc.m100985200.Peer-Reviewed Original ResearchMeSH KeywordsArginineBase SequenceBinding SitesCircular DichroismDNADNA Polymerase IDNA RepairEscherichia coliKineticsLysineModels, ChemicalModels, MolecularMolecular Sequence DataMutagenesis, Site-DirectedMutationOrganophosphorus CompoundsPhosphatesProtein BindingProtein Structure, TertiarySubstrate SpecificityTemperatureTime FactorsConceptsDNA substratesDNA polymerase INuclease domainCleavage siteBasic residuesPolymerase IDuplex DNANuclease cleavagePhosphate ethylation interferenceDNA-binding regionActive site regionDNA replicationOne-half turnBacteriophage T5Eukaryotic nucleasesSubstrate bindingAbasic DNAEthylation interferenceDuplex portionHelical archNucleaseSite regionEscherichia coliMethylphosphonate substitutionsPrimer strand
1990
Identification of residues critical for the polymerase activity of the Klenow fragment of DNA polymerase I from Escherichia coli.
Polesky A, Steitz T, Grindley N, Joyce C. Identification of residues critical for the polymerase activity of the Klenow fragment of DNA polymerase I from Escherichia coli. Journal Of Biological Chemistry 1990, 265: 14579-14591. PMID: 2201688, DOI: 10.1016/s0021-9258(18)77342-0.Peer-Reviewed Original ResearchConceptsCluster of residuesIdentification of residuesSite-directed mutagenesisActive site residuesAmino acid residuesFuture mutational studiesImportant active site residuesDNA-binding propertiesActive site regionDNA polymerase IGenetic screenPosition 849Polymerase active siteMutant proteinsDNA substratesMutational studiesPolymerase IBiochemical experimentsSite residuesAcid residuesSite regionEscherichia coliPolymerase activityMutationsPolymerase reaction