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 ResearchMeSH KeywordsBacteriophage T4Binding SitesCircular DichroismModels, MolecularMutagenesis, Site-DirectedProtein ConformationRNAStructure-Activity RelationshipViral ProteinsConceptsRegA 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
1993
Translational Repression by the Bacteriophage T4 Gene 32 Protein Involves Specific Recognition of an RNA Pseudoknot Structure
Shamoo Y, Tam A, Konigsberg W, Williams K. Translational Repression by the Bacteriophage T4 Gene 32 Protein Involves Specific Recognition of an RNA Pseudoknot Structure. Journal Of Molecular Biology 1993, 232: 89-104. PMID: 8331672, DOI: 10.1006/jmbi.1993.1372.Peer-Reviewed Original Research