2014
Control of a Salmonella virulence operon by proline-charged tRNAPro
Lee EJ, Choi J, Groisman EA. Control of a Salmonella virulence operon by proline-charged tRNAPro. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 3140-3145. PMID: 24516160, PMCID: PMC3939920, DOI: 10.1073/pnas.1316209111.Peer-Reviewed Original Research5' Untranslated RegionsAmino Acid SequenceAnimalsBacterial ProteinsBase PairingBase SequenceCation Transport ProteinsCodonGene Expression Regulation, BacterialHost-Pathogen InteractionsMiceMolecular Sequence DataOligodeoxyribonucleotidesOpen Reading FramesProlineReal-Time Polymerase Chain ReactionRNA, Transfer, ProSalmonella typhimuriumVirulence
2013
The lipopolysaccharide modification regulator PmrA limits Salmonella virulence by repressing the type three-secretion system Spi/Ssa
Choi J, Groisman EA. The lipopolysaccharide modification regulator PmrA limits Salmonella virulence by repressing the type three-secretion system Spi/Ssa. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 9499-9504. PMID: 23690578, PMCID: PMC3677452, DOI: 10.1073/pnas.1303420110.Peer-Reviewed Original ResearchConceptsPmrA proteinNull mutantsSalmonella virulenceThree secretion systemVirulence regulatory genesSalmonella enterica serovar TyphimuriumWild-type SalmonellaEnterica serovar TyphimuriumPmrA mutantRegulatory genesProtein bindsModification genesMurine typhoid feverControl expressionLPS modificationsPmrA geneMutantsGenesSerovar TyphimuriumPathogen persistenceAntimicrobial peptidesHost tissuesPromoterVirulenceProtein
2012
Intramolecular arrangement of sensor and regulator overcomes relaxed specificity in hybrid two-component systems
Townsend GE, Raghavan V, Zwir I, Groisman EA. Intramolecular arrangement of sensor and regulator overcomes relaxed specificity in hybrid two-component systems. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 110: e161-e169. PMID: 23256153, PMCID: PMC3545799, DOI: 10.1073/pnas.1212102110.Peer-Reviewed Original ResearchConceptsTwo-component regulatory systemResponse regulatorSensor kinasePhosphotransfer specificityRelaxed specificityTwo-component systemHuman gut symbiont Bacteroides thetaiotaomicronGut symbiont Bacteroides thetaiotaomicronRR pairsCognate response regulatorCognate protein partnersRegulatory systemProtein partnersTransduce signalsCellular processesSignal transductionSingle polypeptidePhosphoryl transferNoncognate proteinsBacteroides thetaiotaomicronSpecific interactionsRegulatorIntramolecular arrangementTransductionKinase
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