2023
Dietary sugars silence the master regulator of carbohydrate utilization in human gut Bacteroides species
Pearce V, Groisman E, Townsend G. Dietary sugars silence the master regulator of carbohydrate utilization in human gut Bacteroides species. Gut Microbes 2023, 15: 2221484. PMID: 37358144, PMCID: PMC10294740, DOI: 10.1080/19490976.2023.2221484.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacteroidesDietary SugarsFructoseGastrointestinal MicrobiomeGlucoseHumansMammalsConceptsMaster regulatorMicrobial populationsOrthologous transcription factorsMammalian gut microbiotaMicrobial gene expressionHuman gut symbiontHuman gut BacteroidesDistinct microbial populationsIntestinal Bacteroides speciesGut symbiontsCarbohydrate utilizationMRNA leaderTranscription factorsHost dietGut BacteroidesNutrient availabilityGene expressionMolecular pathwaysUnknown mechanismDietary sugarsBacteroides speciesFuture therapeutic interventionsRegulatorSimple sugarsPathogenic outcomes
2018
Dietary sugar silences a colonization factor in a mammalian gut symbiont
Townsend GE, Han W, Schwalm ND, Raghavan V, Barry NA, Goodman AL, Groisman EA. Dietary sugar silences a colonization factor in a mammalian gut symbiont. Proceedings Of The National Academy Of Sciences Of The United States Of America 2018, 116: 233-238. PMID: 30559205, PMCID: PMC6320540, DOI: 10.1073/pnas.1813780115.Peer-Reviewed Original Research
1991
Sequence and evolution of the FruR protein of Salmonella typhimurium: a pleiotropic transcriptional regulatory protein possessing both activator and repressor functions which is homologous to the periplasmic ribose-binding protein
Vartak NB, Reizer J, Reizer A, Gripp JT, Groisman EA, Wu L, Tomich JM, Saier MH. Sequence and evolution of the FruR protein of Salmonella typhimurium: a pleiotropic transcriptional regulatory protein possessing both activator and repressor functions which is homologous to the periplasmic ribose-binding protein. Research In Microbiology 1991, 142: 951-963. PMID: 1805309, DOI: 10.1016/0923-2508(91)90005-u.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceCarrier ProteinsElectrophoresis, Polyacrylamide GelEscherichia coliEscherichia coli ProteinsFructoseGene Expression Regulation, BacterialIn Vitro TechniquesOperator Regions, GeneticOperonPeriplasmic Binding ProteinsPromoter Regions, GeneticRepressor ProteinsRestriction MappingSalmonella typhimuriumConceptsRibose binding proteinTranscriptional regulatory proteinsN-terminal hydrophobic signal sequenceRegulatory proteinsPeriplasmic ribose-binding proteinBacterial DNA-binding proteinsHydrophobic signal sequencePeriplasmic binding proteinRibose-binding proteinDNA-binding proteinsCentral metabolic pathwaysN-terminal regionOperator-promoter regionChemoreception systemFructose operonSignature motifTranscriptional regulationRepressor functionHelix motifPhylogenetic treeSignal sequenceGene sequencesNucleotide sequenceSequence identitySalmonella typhimurium