2024
RORγt up-regulates RAG gene expression in DP thymocytes to expand the Tcra repertoire
Naik A, Dauphars D, Corbett E, Simpson L, Schatz D, Krangel M. RORγt up-regulates RAG gene expression in DP thymocytes to expand the Tcra repertoire. Science Immunology 2024, 9: eadh5318. PMID: 38489350, PMCID: PMC11005092, DOI: 10.1126/sciimmunol.adh5318.Peer-Reviewed Original ResearchConceptsRecombination activating geneDP thymocytesUp-regulatedAntigen receptor lociDouble-positive (DP) stageRAG expressionTranscriptional up-regulationDouble-negative (DNRAG gene expressionActive genesTcra repertoireReceptor locusDN thymocytesGene expressionThymocyte transitionLymphocyte developmentThymocyte proliferationPhysiological importanceMultiple pathwaysRORgtThymocytesExpressionRepertoireRecombinationAntisilencing
2021
Structural visualization of transcription activated by a multidrug-sensing MerR family regulator
Yang Y, Liu C, Zhou W, Shi W, Chen M, Zhang B, Schatz DG, Hu Y, Liu B. Structural visualization of transcription activated by a multidrug-sensing MerR family regulator. Nature Communications 2021, 12: 2702. PMID: 33976201, PMCID: PMC8113463, DOI: 10.1038/s41467-021-22990-8.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsBacterial ProteinsBase SequenceBinding SitesCloning, MolecularCryoelectron MicroscopyCrystallography, X-RayDNA, BacterialDNA-Binding ProteinsDNA-Directed RNA PolymerasesEscherichia coliGene ExpressionGene Expression Regulation, BacterialGenetic VectorsModels, MolecularNucleic Acid ConformationPromoter Regions, GeneticProtein BindingProtein Conformation, alpha-HelicalProtein Conformation, beta-StrandProtein Interaction Domains and MotifsRecombinant ProteinsTranscription Elongation, GeneticTranscription Initiation, GeneticConceptsMerR family regulatorsFamily regulatorCryo-electron microscopy structureBacterial RNA polymerase holoenzymeRegulation of transcriptionRNA polymerase holoenzymePromoter openingTranscription regulationMicroscopy structureTranscription initiationPolymerase holoenzymeRNA elongationTranscriptional regulatorsMerR familyDNA remodelingSpacer DNAPromoter recognitionPromoter elementsCellular signalsSpacer promoterInitial transcriptionTranscription processTranscriptionPromoterRegulator
2016
Bcl6 Is Required for Somatic Hypermutation and Gene Conversion in Chicken DT40 Cells
Williams AM, Maman Y, Alinikula J, Schatz DG. Bcl6 Is Required for Somatic Hypermutation and Gene Conversion in Chicken DT40 Cells. PLOS ONE 2016, 11: e0149146. PMID: 26900682, PMCID: PMC4762950, DOI: 10.1371/journal.pone.0149146.Peer-Reviewed Original ResearchConceptsDT40 cellsGene conversionTarget genesClass switch recombinationGene bodiesSomatic hypermutationB cell gene expression programChicken DT40 B cellsBCL6 functionCell gene expression programChicken DT40 cellsDT40 B cellsGene expression programsRNA polymerase IIDeficient DT40 cellsTranscription start siteExpression of AIDAbsence of Bcl6High-level expressionB cellsExpression programsPolymerase IIPol IIStart siteTranscriptional features
2015
Genomic landscape of cutaneous T cell lymphoma
Choi J, Goh G, Walradt T, Hong BS, Bunick CG, Chen K, Bjornson RD, Maman Y, Wang T, Tordoff J, Carlson K, Overton JD, Liu KJ, Lewis JM, Devine L, Barbarotta L, Foss FM, Subtil A, Vonderheid EC, Edelson RL, Schatz DG, Boggon TJ, Girardi M, Lifton RP. Genomic landscape of cutaneous T cell lymphoma. Nature Genetics 2015, 47: 1011-1019. PMID: 26192916, PMCID: PMC4552614, DOI: 10.1038/ng.3356.Peer-Reviewed Original Research
2006
Control of gene conversion and somatic hypermutation by immunoglobulin promoter and enhancer sequences
Yang SY, Fugmann SD, Schatz DG. Control of gene conversion and somatic hypermutation by immunoglobulin promoter and enhancer sequences. Journal Of Experimental Medicine 2006, 203: 2919-2928. PMID: 17178919, PMCID: PMC2118177, DOI: 10.1084/jem.20061835.Peer-Reviewed Original ResearchActinsAnimalsB-LymphocytesBacteriophage T7Cell Line, TumorCytidine DeaminaseEnhancer Elements, GeneticGene ConversionGene DeletionGene ExpressionGenes, Immunoglobulin Light ChainImmunoglobulin Heavy ChainsImmunoglobulin MMutationPeptide Elongation Factor 1Promoter Regions, GeneticReceptors, Antigen, B-CellSomatic Hypermutation, ImmunoglobulinTranscription, GeneticTransfection
2004
Staggered AID‐dependent DNA double strand breaks are the predominant DNA lesions targeted to Sµ in Ig class switch recombination
Rush JS, Fugmann SD, Schatz DG. Staggered AID‐dependent DNA double strand breaks are the predominant DNA lesions targeted to Sµ in Ig class switch recombination. International Immunology 2004, 16: 549-557. PMID: 15039385, DOI: 10.1093/intimm/dxh057.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, MonoclonalBlotting, SouthernB-LymphocytesCell DivisionCytidine DeaminaseDeoxyribonucleases, Type II Site-SpecificDNADNA DamageDNA PrimersFlow CytometryGene ExpressionImmunoglobulin Class SwitchingImmunoglobulin DImmunoglobulin GImmunoglobulin Switch RegionInterleukin-4LipopolysaccharidesMiceMice, Inbred C57BLMice, KnockoutPlasmidsPolymerase Chain ReactionRecombination, GeneticConceptsClass switch recombinationDNA double-strand breaksPredominant DNA lesionsDouble-strand breaksActivation-induced cytidine deaminaseDNA lesionsSwitch recombinationAID-dependent DNA double-strand breaksStrand breaksIg class switch recombinationLigation-mediated PCRS mu regionCellular regulationKinetics of inductionMolecular detailsMurine B cellsDNA DSBsStaggered breaksCytidine deaminaseDSBsMu regionMinor speciesB cellsS muEffector properties
1999
Distinct effects of Jak3 signaling on alphabeta and gammadelta thymocyte development.
Eynon E, Livák F, Kuida K, Schatz D, Flavell R. Distinct effects of Jak3 signaling on alphabeta and gammadelta thymocyte development. The Journal Of Immunology 1999, 162: 1448-59. PMID: 9973401, DOI: 10.4049/jimmunol.162.3.1448.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell DifferentiationCell DivisionCell SurvivalGene ExpressionGene Rearrangement, delta-Chain T-Cell Antigen ReceptorGene Rearrangement, gamma-Chain T-Cell Antigen ReceptorGenes, bcl-2Janus Kinase 3MiceMice, Inbred C57BLMice, KnockoutMice, TransgenicProtein-Tyrosine KinasesReceptors, Antigen, T-Cell, alpha-betaReceptors, Antigen, T-Cell, gamma-deltaSignal TransductionT-Lymphocyte SubsetsConceptsJak3-/- miceGammadelta T cell lineagesThymocyte developmentTransduction of signalsTCRbeta chain gene rearrangementLineage differentiationGammadelta lineageCell lineagesGene resultsKinase 3Developmental blockadeEarly thymocyte differentiationCytokine receptorsGamma locusT-cell lineageTargeted deletionBcl-2 expressionThymocyte differentiationTCRbeta transgeneIL-2 familyLineagesDifferentiationImmature thymocytesTransgeneSevere reduction
1996
Neoteny in Lymphocytes: Rag1 and Rag2 Expression in Germinal Center B Cells
Han S, Zheng B, Schatz D, Spanopoulou E, Kelsoe G. Neoteny in Lymphocytes: Rag1 and Rag2 Expression in Germinal Center B Cells. Science 1996, 274: 2094-2097. PMID: 8953043, DOI: 10.1126/science.274.5295.2094.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsB-LymphocytesDNA NucleotidyltransferasesDNA-Binding ProteinsFemaleGene ExpressionGene RearrangementGenes, ImmunoglobulinGenes, RAG-1Germinal CenterHomeodomain ProteinsImmunizationImmunoglobulin Class SwitchingLymphocyte ActivationMiceMice, Inbred C57BLPolymerase Chain ReactionProtein BiosynthesisProteinsVDJ RecombinasesConceptsGerminal center B cellsAntigen receptor genesT cell antigen receptor genesRAG2 proteinsB cellsRAG2 geneRAG genesRAG2 expressionFunctional immunoglobulinPeyer's patch germinal centersMessenger RNAGenesRAG1Receptor geneActivated B cellsNormal adult animalsLymphocyte populationsImmature lymphocytesGerminal centersBone marrowMurine splenicAntibody repertoireCellsAdult animalsExpression
1994
Identifying differences in mRNA expression by representational difference analysis of cDNA
Hubank M, Schatz DG. Identifying differences in mRNA expression by representational difference analysis of cDNA. Nucleic Acids Research 1994, 22: 5640-5648. PMID: 7838717, PMCID: PMC310128, DOI: 10.1093/nar/22.25.5640.Peer-Reviewed Original Research
1991
Thymocyte Expression of RAG-1 and RAG-2: Termination by T Cell Receptor Cross-Linking
Turka L, Schatz D, Oettinger M, Chun J, Gorka C, Lee K, McCormack W, Thompson C. Thymocyte Expression of RAG-1 and RAG-2: Termination by T Cell Receptor Cross-Linking. Science 1991, 253: 778-781. PMID: 1831564, DOI: 10.1126/science.1831564.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDAntigens, Differentiation, T-LymphocyteCD3 ComplexCell DifferentiationCell SurvivalDNA NucleotidyltransferasesDNA-Binding ProteinsGene ExpressionGene Rearrangement, T-LymphocyteHomeodomain ProteinsHumansMiceNuclear ProteinsNucleic Acid HybridizationProteinsReceptor AggregationReceptors, Antigen, T-CellReceptors, Interleukin-2RNA, MessengerT-Lymphocyte SubsetsThymus GlandVDJ RecombinasesConceptsMajor histocompatibility complexCortical thymocytesSelf-major histocompatibility complexT cell receptor expressionHLA class IRAG-2Cell receptor expressionTCR complexRAG expressionT cell developmentT cell surfaceThymic subpopulationsCD4-CD8Intact thymusReceptor expressionThymic maturationRAG-1RAG-2 expressionThymocyte TCRThymocyte maturationHistocompatibility complexClass IReceptor crossThymocyte expressionBlot analysisSelective expression of RAG-2 in chicken B cells undergoing immunoglobulin gene conversion
Carlson L, Oettinger M, Schatz D, Masteller E, Hurley E, McCormack W, Baltimore D, Thompson C. Selective expression of RAG-2 in chicken B cells undergoing immunoglobulin gene conversion. Cell 1991, 64: 201-208. PMID: 1986866, DOI: 10.1016/0092-8674(91)90221-j.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsB-LymphocytesBlotting, NorthernBursa of FabriciusCell LineChickensCloning, MolecularFlow CytometryGene ConversionGene ExpressionGene Expression RegulationGenes, ImmunoglobulinHumansMolecular Sequence DataNucleic Acid HybridizationRecombination, GeneticRNA, MessengerSpleenThymus GlandConceptsIg gene conversionGene conversionChicken B cellsRAG-2 mRNARAG-2Cis-acting DNA elementsChicken B cell lineRAG-1Mammalian B cellsIntrachromosomal gene conversionImmunoglobulin gene conversionRAG-2 expressionB cell developmentIg diversificationRAG-1 mRNADNA elementsCell developmentB cell linesBursa of FabriciusB cellsPhenotypic characteristicsSelective expressionCell linesBursal lymphocytesMRNA