Escherichia coli exonuclease VII. Cloning and sequencing of the gene encoding the large subunit (xseA).
Chase J, Rabin B, Murphy J, Stone K, Williams K. Escherichia coli exonuclease VII. Cloning and sequencing of the gene encoding the large subunit (xseA). Journal Of Biological Chemistry 1986, 261: 14929-14935. PMID: 3021756, DOI: 10.1016/s0021-9258(18)66806-1.Peer-Reviewed Original ResearchConceptsExonuclease VII activityLarge subunitStandard E. coli genetic mapE. coli genetic mapEscherichia coli exonuclease VIIDeletion mutant strainAmino acid sequenceGenetic mapGene productsAcid sequenceMutant strainActive enzymeCell extractsBase pairsGenesExonuclease VIIAmino acidsSubunitsProteinSequenceGuaBXseACloningPromoterMolecular weight1H NMR (500 MHz) identification of aromatic residues of gene 32 protein involved in DNA binding by use of protein containing perdeuterated aromatic residues and by site-directed mutagenesis.
Prigodich R, Shamoo Y, Williams K, Chase J, Konigsberg W, Coleman J. 1H NMR (500 MHz) identification of aromatic residues of gene 32 protein involved in DNA binding by use of protein containing perdeuterated aromatic residues and by site-directed mutagenesis. Biochemistry 1986, 25: 3666-72. PMID: 3013293, DOI: 10.1021/bi00360a029.Peer-Reviewed Original ResearchConceptsGene 32 proteinTyr-115Aromatic residuesPhe residueDNA binding surfaceAmino acid sequenceSite-directed mutationsSite-directed mutagenesisComplex formationAcid sequenceBinding surfaceUse of proteinsTyr residuesNMR difference spectraTyr-73ProteinResiduesPhenylalanyl residuesDNANMR identificationTyrMutagenesisMutationsTyrosylDifference spectra