2011
Chromatin boundaries require functional collaboration between the hSET1 and NURF complexes
Li X, Wang S, Li Y, Deng C, Steiner LA, Xiao H, Wu C, Bungert J, Gallagher PG, Felsenfeld G, Qiu Y, Huang S. Chromatin boundaries require functional collaboration between the hSET1 and NURF complexes. Blood 2011, 118: 1386-1394. PMID: 21653943, PMCID: PMC3152501, DOI: 10.1182/blood-2010-11-319111.Peer-Reviewed Original ResearchConceptsErythroid genesInsulator sitesBarrier activityActive chromatin structureNucleosome remodeling activitiesChromatin barrier activityHistone H3K4 methyltransferaseChicken β-globinChromatin boundariesNURF complexChromatin structureInsulator functionNucleosome positioningMultiprotein complexesProtein complexesH3K4 methyltransferaseHS4 insulatorChromatin insulatorNURFH3K27me3 levelsLoci resultsLinker regionKnock-downΒ-globinFunctional collaboration
2009
Chromatin Architecture and Transcription Factor Binding Regulate Expression of Erythrocyte Membrane Protein Genes
Steiner LA, Maksimova Y, Schulz V, Wong C, Raha D, Mahajan MC, Weissman SM, Gallagher PG. Chromatin Architecture and Transcription Factor Binding Regulate Expression of Erythrocyte Membrane Protein Genes. Molecular And Cellular Biology 2009, 29: 5399-5412. PMID: 19687298, PMCID: PMC2756878, DOI: 10.1128/mcb.00777-09.Peer-Reviewed Original ResearchMeSH KeywordsBasic Helix-Loop-Helix Transcription FactorsChromatinErythrocyte MembraneErythrocytesGATA1 Transcription FactorGene Expression RegulationHeLa CellsHistone DeacetylasesHumansMembrane ProteinsNF-E2 Transcription Factor, p45 SubunitNuclear ProteinsProto-Oncogene ProteinsRepressor ProteinsT-Cell Acute Lymphocytic Leukemia Protein 1Transcription FactorsConceptsErythrocyte membrane protein genesMembrane protein geneNF-E2 bindingGATA-1Protein geneChromatin architectureFOG-1Nonerythroid cellsBinding motifDynamic chromatin architectureHistone H3 trimethylationNF-E2Numerous candidate regionsTranscription factor bindingGATA-1 bindingTranscriptional start siteComplex genetic lociParallel DNA sequencingGenomic organizationLocus structureLysine 4H3 trimethylationGene regulationChromatin immunoprecipitationStart site
2005
GATA-1 and Oct-1 Are Required for Expression of the Human α-Hemoglobin-stabilizing Protein Gene*
Gallagher PG, Liem RI, Wong E, Weiss MJ, Bodine DM. GATA-1 and Oct-1 Are Required for Expression of the Human α-Hemoglobin-stabilizing Protein Gene*. Journal Of Biological Chemistry 2005, 280: 39016-39023. PMID: 16186125, DOI: 10.1074/jbc.m506062200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBinding SitesBlood ProteinsCell LineCloning, MolecularDNA, ComplementaryErythropoiesisGATA1 Transcription FactorGene ExpressionGlobinsHeLa CellsHumansMiceMice, TransgenicMolecular ChaperonesMolecular Sequence DataMutationOctamer Transcription Factor-1Promoter Regions, GeneticRecombinant ProteinsRNA, MessengerConceptsAlpha-hemoglobin-stabilizing proteinGATA-1AHSP promoterAHSP genePromoter/reporter plasmidsGel mobility shift assaysAHSP gene expressionChromatin immunoprecipitation assaysErythroid-specific expressionMobility shift assaysFurther genetic studiesHuman tissue culture cell linesErythroid proteinTissue culture cell linesErythroid promoterNonerythroid tissuesProtein geneImmunoprecipitation assaysRegulatory elementsShift assaysGene promoterReporter geneCandidate genesDNase IGene expression
2004
Sequences Downstream of the Erythroid Promoter Are Required for High Level Expression of the Human α-Spectrin Gene*
Wong EY, Lin J, Forget BG, Bodine DM, Gallagher PG. Sequences Downstream of the Erythroid Promoter Are Required for High Level Expression of the Human α-Spectrin Gene*. Journal Of Biological Chemistry 2004, 279: 55024-55033. PMID: 15456760, DOI: 10.1074/jbc.m408886200.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBinding SitesCell DifferentiationCell MembraneCell NucleusChromatin ImmunoprecipitationCREB-Binding ProteinDeoxyribonuclease IDNADNA PrimersDNA, ComplementaryDNA-Binding ProteinsErythrocytesErythroid-Specific DNA-Binding FactorsEthidiumExonsGATA1 Transcription FactorGenes, ReporterHeLa CellsHumansImmunoprecipitationIntronsK562 CellsLuciferasesModels, GeneticMolecular Sequence DataMutationNuclear ProteinsPlasmidsPromoter Regions, GeneticSpectrinTemperatureTrans-ActivatorsTranscription FactorsTransfectionConceptsErythroid-specific expressionAlpha-spectrin geneGATA-1 sitesCore promoterDNase I hypersensitive sitesElectrophoretic mobility shift assaysChromatin immunoprecipitation assaysMobility shift assaysΑ-spectrin geneThymidine kinase promoterPositive regulatory elementHigh-level expressionGenomic orientationErythroid promoterGATA-1Membrane proteinsHypersensitive sitesImmunoprecipitation assaysRegulatory elementsSequence downstreamShift assaysErythroid differentiationTransfection assaysEnhancer activityReporter geneHuman potassium chloride cotransporter 1 (SLC12A4) promoter is regulated by AP-2 and contains a functional downstream promoter element
Zhou GP, Wong C, Su R, Crable SC, Anderson KP, Gallagher PG. Human potassium chloride cotransporter 1 (SLC12A4) promoter is regulated by AP-2 and contains a functional downstream promoter element. Blood 2004, 103: 4302-4309. PMID: 14976052, DOI: 10.1182/blood-2003-01-0107.Peer-Reviewed Original ResearchMeSH Keywords5' Untranslated RegionsAcetylationBase SequenceCarcinoma, HepatocellularChromatinCloning, MolecularDNA-Binding ProteinsErythroid CellsHeLa CellsHumansK562 CellsMolecular Sequence DataPrecipitin TestsPromoter Regions, GeneticSp1 Transcription FactorSymportersTranscription Factor AP-2Transcription FactorsTranscription Initiation SiteConceptsDownstream promoter elementAP-2Gene promoterSp1 sitesK-Cl cotransportPromoter elementsKCC1 geneMammalian gene promotersElectrophoretic mobility shift assaysChromatin immunoprecipitation assaysFull promoter activityMobility shift assaysCore promoter regionReporter gene assayChloride cotransporter 1TATA boxImmunoprecipitation assaysInitiator elementShift assaysHeterologous cellsMutational analysisDNase IPromoter regionGenomic DNAPromoter activity
2002
Erythroid Expression of the Human α-Spectrin Gene Promoter Is Mediated by GATA-1- and NF-E2-binding Proteins*
Boulanger L, Sabatino DE, Wong EY, Cline AP, Garrett LJ, Garbarz M, Dhermy D, Bodine DM, Gallagher PG. Erythroid Expression of the Human α-Spectrin Gene Promoter Is Mediated by GATA-1- and NF-E2-binding Proteins*. Journal Of Biological Chemistry 2002, 277: 41563-41570. PMID: 12196550, DOI: 10.1074/jbc.m208184200.Peer-Reviewed Original ResearchMeSH Keywords5' Flanking RegionAnimalsBase SequenceBinding SitesDNA, ComplementaryDNA-Binding ProteinsErythroid Precursor CellsErythroid-Specific DNA-Binding FactorsErythropoiesisGATA1 Transcription FactorHeLa CellsHumansK562 CellsMiceMice, TransgenicMolecular Sequence DataNF-E2 Transcription FactorNF-E2 Transcription Factor, p45 SubunitPromoter Regions, GeneticSpectrinTranscription FactorsConceptsGene promoterGATA-1Reporter genePromoter/reporter plasmidsAlpha-spectrinGel mobility shift assaysErythroid-specific expressionFull promoter activityAlpha-spectrin geneMobility shift assaysErythroid progenitor cellsHuman tissue culture cell linesTissue culture cell linesAdult reticulocytesErythroid promoterNonerythroid tissuesMembrane proteinsLow-level expressionRegulatory elementsShift assaysErythroid expressionCell shapeDNase IErythroid cellsPromoter activity