1999
Identification of the RNA Binding Domain of T4 RegA Protein by Structure-based Mutagenesis*
Gordon J, Sengupta T, Phillips C, O'Malley S, Williams K, Spicer E. Identification of the RNA Binding Domain of T4 RegA Protein by Structure-based Mutagenesis*. Journal Of Biological Chemistry 1999, 274: 32265-32273. PMID: 10542265, DOI: 10.1074/jbc.274.45.32265.Peer-Reviewed Original ResearchConceptsRegA proteinBeta-sheet residuesGel mobility shift assaysRNA gel mobility shift assaysProtein-RNA interactionsMutagenesis of residuesRNA Binding DomainRNA binding siteMobility shift assaysRNA recognition propertiesBeta-sheet regionUnique structural motifMutant proteinsRNA bindingProtein foldsShift assaysBinding domainsMutagenesis studiesStructural domainsDomain IIMutagenesisEquilibrium binding assaysProteinRNABinding sites
1995
Mutagenesis of the COOH-terminal Region of Bacteriophage T4 regA Protein (∗)
O'Malley S, Sattar A, Williams K, Spicer E. Mutagenesis of the COOH-terminal Region of Bacteriophage T4 regA Protein (∗). Journal Of Biological Chemistry 1995, 270: 5107-5114. PMID: 7890619, DOI: 10.1074/jbc.270.10.5107.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBacterial ProteinsBacteriophage T4Base SequenceBinding SitesChymotrypsinCircular DichroismCloning, MolecularDNA PrimersGenes, ViralKineticsMolecular Sequence DataMutagenesis, Site-DirectedPeptide FragmentsPoly UProtein ConformationRecombinant ProteinsSequence DeletionTranscription FactorsConceptsBacteriophage T4 regA proteinRegA proteinPhe-106Deletion mutantsWild-type regA proteinAmino acid substitutionsCOOH-terminal regionSpecific RNA ligandsT4 proteinsTranslational repressorRNA ligandsPartial proteolysisAcid substitutionsMutantsAmino acidsProteinRNAMajor siteNucleic acidsProteolysisOverall free energyChymotryptic cleavageSpecific targetsDomain structureAffinity
1985
Cloning, nucleotide sequence, and overexpression of the bacteriophage T4 regA gene.
Adari H, Rose K, Williams K, Konigsberg W, Lin T, Spicer E. Cloning, nucleotide sequence, and overexpression of the bacteriophage T4 regA gene. Proceedings Of The National Academy Of Sciences Of The United States Of America 1985, 82: 1901-1905. PMID: 3872458, PMCID: PMC397441, DOI: 10.1073/pnas.82.7.1901.Peer-Reviewed Original ResearchConceptsRegA proteinRegA geneNucleotide sequenceProtein chemical studiesLevel of translationCorresponding genesStructural geneGene codesDNA sequencesRegulatory proteinsAcid inductionDNA fragmentsPhage M13Early genesGenesRestriction fragmentsAmino acidsProteinPAS1Same plasmidSequenceFragmentsCloningRegATranslation
1984
Bacteriophage T4 gene 44 DNA polymerase accessory protein. Sequences of gene 44 and its protein product.
Spicer E, Nossal N, Williams K. Bacteriophage T4 gene 44 DNA polymerase accessory protein. Sequences of gene 44 and its protein product. Journal Of Biological Chemistry 1984, 259: 15425-15432. PMID: 6096371, DOI: 10.1016/s0021-9258(17)42566-x.Peer-Reviewed Original ResearchConceptsGene 44DNA polymerase accessory proteinEscherichia coli RNA polymeraseT4 middle genesT4 DNA replicationAmino acidsPolymerase accessory proteinsPotential regulatory regionsColi RNA polymeraseDirect protein sequencingT4-infected cellsTranslation initiation regionRegA proteinMiddle genesSequence similarityAmino acid compositionDNA replicationRNA polymeraseRegulatory regionsProtein sequencingAccessory proteinsDNA sequencesNucleotide sequenceProtein sequencesNucleotides 5
1982
Bacteriophage T4 gene 45. Sequences of the structural gene and its protein product.
Spicer E, Noble J, Nossal N, Konigsberg W, Williams K. Bacteriophage T4 gene 45. Sequences of the structural gene and its protein product. Journal Of Biological Chemistry 1982, 257: 8972-8979. PMID: 6284751, DOI: 10.1016/s0021-9258(18)34228-5.Peer-Reviewed Original ResearchConceptsGene 45T4 late gene transcriptionT4 DNA replication complexRNA polymerase recognitionT4 DNA replicationLate gene transcriptionDNA replication complexTranslation initiation regionNucleotide sequence analysisGenes 46Protein chemistry studiesRegA proteinStructural geneSequence similarityDNA replicationPutative promoterRNA polymeraseReplication complexGene transcriptionProtein productsSequence analysisPrimary structureInitiation regionRIIB genePolymerase recognition