2023
Bacteria require phase separation for fitness in the mammalian gut
Krypotou E, Townsend G, Gao X, Tachiyama S, Liu J, Pokorzynski N, Goodman A, Groisman E. Bacteria require phase separation for fitness in the mammalian gut. Science 2023, 379: 1149-1156. PMID: 36927025, PMCID: PMC10148683, DOI: 10.1126/science.abn7229.Peer-Reviewed Original ResearchConceptsMammalian gutTranscription termination factor RhoTermination factor RhoGene regulationTranscription terminationMechanisms bacteriaBacteria interactionsHuman commensalValuable targetBacteriaRhoGut microbiotaFitnessNovel clinical applicationsTherapeutic manipulationGutHuman healthCommensalRegulation
2021
The regulation of DNA supercoiling across evolution
Duprey A, Groisman EA. The regulation of DNA supercoiling across evolution. Protein Science 2021, 30: 2042-2056. PMID: 34398513, PMCID: PMC8442966, DOI: 10.1002/pro.4171.Peer-Reviewed Original ResearchConceptsDomains of lifeDNA supercoilingCellular processesAbnormal DNA replicationCertain cellular processesActivity of topoisomerasesChromosome replicationGlobal supercoilingNegative supercoilsDNA replicationBiological questionsSupercoilingEukaryotic topoisomerasesTopoisomerasesSupercoilsSignificant therapeutic potentialOrganismsHelix structureBacteriaPhysicochemical factorsRegulationDouble helix structureReplicationUnique strategyArchaea
2014
Unusually long-lived pause required for regulation of a Rho-dependent transcription terminator
Hollands K, Sevostiyanova A, Groisman EA. Unusually long-lived pause required for regulation of a Rho-dependent transcription terminator. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: e1999-e2007. PMID: 24778260, PMCID: PMC4024889, DOI: 10.1073/pnas.1319193111.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesBacterial ProteinsBase SequenceDNA-Directed RNA PolymerasesGene Expression Regulation, BacterialMagnesiumMembrane Transport ProteinsMolecular Sequence DataNucleic Acid ConformationRho FactorRiboswitchRNA, BacterialRNA, MessengerSalmonella entericaTerminator Regions, GeneticConceptsRho-dependent terminationRho-dependent terminatorsRho-dependent transcription terminatorsTranscription termination eventsTermination eventsTranscription terminationTranscription terminatorPause sitesSuch terminatorsSequence elementsAcid sequenceLeader regionNucleic acid sequencesMolecular determinantsSpecific signalsTerminatorRemarkable longevitySalmonella entericaRhoRegulationSingle site