2017
Prioritization of polysaccharide utilization and control of regulator activation in Bacteroides thetaiotaomicron
Schwalm ND, Townsend GE, Groisman EA. Prioritization of polysaccharide utilization and control of regulator activation in Bacteroides thetaiotaomicron. Molecular Microbiology 2017, 104: 32-45. PMID: 28009067, DOI: 10.1111/mmi.13609.Peer-Reviewed Original ResearchConceptsBacteroides thetaiotaomicronGut symbiotic bacteriumSites of phosphorylationB. thetaiotaomicronDiauxic growthTwo-component systemResponse regulatorSensor kinaseMyriad of hostPolysaccharide utilizationUnaltered growthSymbiotic bacteriumMammalian gutSingle polypeptideMultiple polysaccharidesSingle polysaccharidePhosphorylationSpecific signalsPresence of glucoseThetaiotaomicronTranscriptionGenesBacteriumArabinanPolysaccharides
2009
Response Acceleration in Post-translationally Regulated Genetic Circuits
Mitrophanov AY, Groisman EA. Response Acceleration in Post-translationally Regulated Genetic Circuits. Journal Of Molecular Biology 2009, 396: 1398-1409. PMID: 19932119, PMCID: PMC2861412, DOI: 10.1016/j.jmb.2009.11.043.Peer-Reviewed Original ResearchConceptsRegulatory proteinsTwo-component system familyBacterial signal transductionGenetic regulatory circuitsTwo-component systemSteady-state output levelGenetic circuitsRegulatory circuitsSignal transductionSensor proteinsTranscription factorsGene expressionLiving cellsPhosphorylation levelsProteinSpecific signalsKinetic propertiesSuch modificationsCellsTransductionPhosphorylationRegulatorMechanismPrevalent formExpression
2004
Signal-dependent Binding of the Response Regulators PhoP and PmrA to Their Target Promoters in Vivo *
Shin D, Groisman EA. Signal-dependent Binding of the Response Regulators PhoP and PmrA to Their Target Promoters in Vivo *. Journal Of Biological Chemistry 2004, 280: 4089-4094. PMID: 15569664, DOI: 10.1074/jbc.m412741200.Peer-Reviewed Original ResearchConceptsResponse regulator PhoPPmrA proteinPhoP proteinRegulator PhoPTranscription of PhoPWild-type strainTarget promotersPromoter occupancyChromatin immunoprecipitationPromotes phosphorylationRegulatory regionsTarget genesPhoPValine residueLow Mg2GenesPhosphorylationPromoterProteinAsp 52TranscriptionSalmonella entericaVivoImmunoprecipitationMg2Involvement of Salmonella Pathogenicity Island 2 in the Up-Regulation of Interleukin-10 Expression in Macrophages: Role of Protein Kinase A Signal Pathway
Uchiya K, Groisman EA, Nikai T. Involvement of Salmonella Pathogenicity Island 2 in the Up-Regulation of Interleukin-10 Expression in Macrophages: Role of Protein Kinase A Signal Pathway. Infection And Immunity 2004, 72: 1964-1973. PMID: 15039316, PMCID: PMC375175, DOI: 10.1128/iai.72.4.1964-1973.2004.Peer-Reviewed Original ResearchConceptsSalmonella pathogenicity island 2Pathogenicity island 2Wild-type SalmonellaCyclic AMP response element binding proteinPKA activityProtein kinase A (PKA) signal pathwaySPI-2Island 2Signal transduction pathwaysProtein kinase A (PKA) inhibitor HResponse element-binding proteinA (PKA) inhibitor HElement-binding proteinFacultative intracellular bacteriaAMP response element binding proteinTransduction pathwaysSpiC genePKA activationSpiC mutantIntracellular bacteriaInhibitor HSignal pathwayCREB phosphorylationUp-RegulationPhosphorylation