2013
A Critical Context-Dependent Role for E Boxes in the Targeting of Somatic Hypermutation
McDonald JJ, Alinikula J, Buerstedde JM, Schatz DG. A Critical Context-Dependent Role for E Boxes in the Targeting of Somatic Hypermutation. The Journal Of Immunology 2013, 191: 1556-1566. PMID: 23836058, PMCID: PMC3735716, DOI: 10.4049/jimmunol.1300969.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBinding SitesB-LymphocytesCells, CulturedChickensCytidine DeaminaseDNA, RecombinantE-Box ElementsEnhancer Elements, GeneticGenes, Immunoglobulin Light ChainGenes, ReporterGreen Fluorescent ProteinsImmunoglobulin Variable RegionMutationProtein BindingSomatic Hypermutation, ImmunoglobulinTranscription Factor 3TransfectionTransgenesConceptsE-boxSomatic hypermutationChicken DT40 B cellsDT40 B cellsNon-Ig lociOff-target mutationsActivation-induced cytidine deaminaseContext-dependent roleShort DNA sequencesSequence motifsDNA sequencesTarget genesIg genesSequence contextAffinity of AbsDNA damageCytidine deaminaseRepertoire diversificationMutationsGenesMotifSequenceFunctional hierarchyHypermutationAg stimulation
2008
Two levels of protection for the B cell genome during somatic hypermutation
Liu M, Duke JL, Richter DJ, Vinuesa CG, Goodnow CC, Kleinstein SH, Schatz DG. Two levels of protection for the B cell genome during somatic hypermutation. Nature 2008, 451: 841-845. PMID: 18273020, DOI: 10.1038/nature06547.Peer-Reviewed Original ResearchConceptsError-free DNA repairB cell genomeGenomic stabilityNumerous oncogenesDNA repairCell genomeBase excisionGenomeMismatch repairImmunoglobulin genesSomatic hypermutationWidespread mutationsHypermutationB-cell tumorsB-cell malignanciesHigh-affinity antibodiesB cellsGenesOncogeneLarge fractionDiversityVital roleMutationsEnzymeRepair
2005
Histone Modifications Associated with Somatic Hypermutation
Odegard VH, Kim ST, Anderson SM, Shlomchik MJ, Schatz DG. Histone Modifications Associated with Somatic Hypermutation. Immunity 2005, 23: 101-110. PMID: 16039583, DOI: 10.1016/j.immuni.2005.05.007.Peer-Reviewed Original ResearchMeSH KeywordsAcetylationAnimalsB-LymphocytesChromatinChromatin ImmunoprecipitationCpG IslandsDNA DamageDNA MethylationHistonesImmunoglobulin Class SwitchingImmunoglobulin lambda-ChainsImmunoglobulin Light ChainsMethylationMiceMice, TransgenicPhosphorylationProtein Serine-Threonine KinasesSomatic Hypermutation, ImmunoglobulinConceptsClass switch recombinationSomatic hypermutationDistinct DNA damage responsesPhosphorylation of H2BHistone modification patternsDNA damage responseChromatin modificationsHistone modificationsKinase Mst1Histone H2BDamage responseHistone acetylationAcetylated H3Modification patternsPhosphorylated formIg lociSwitch recombinationImmunoglobulin lociH2BGammaH2AXLociHypermutationRecombinationHistonesH2AX
2002
Somatic Hypermutation of Immunoglobulin Genes Merging Mechanisms for Genetic Diversity
Papavasiliou FN, Schatz DG. Somatic Hypermutation of Immunoglobulin Genes Merging Mechanisms for Genetic Diversity. Cell 2002, 109: s35-s44. PMID: 11983151, DOI: 10.1016/s0092-8674(02)00706-7.Peer-Reviewed Original ResearchConceptsActivation-induced cytidine deaminaseSomatic hypermutationRNA editing enzymeDNA strand lesionsGenetic diversityEditing enzymeMolecular mechanismsRepair moleculesStrand lesionsCytidine deaminaseHypermutation processHypermutationRecent studiesModification reactionsEffective immune responseRecent advancesHigh-affinity antibodiesImmune responseDiversityEnzymePathwayMechanismDeaminaseDiscovery
2000
Cell-cycle-regulated DNA double-strand breaks in somatic hypermutation of immunoglobulin genes
Papavasiliou F, Schatz D. Cell-cycle-regulated DNA double-strand breaks in somatic hypermutation of immunoglobulin genes. Nature 2000, 408: 216-221. PMID: 11089977, DOI: 10.1038/35041599.Peer-Reviewed Original ResearchConceptsDNA double-strand breaksDouble-strand breaksSomatic hypermutationRepair of DSBsVariable region promotersImmunoglobulin variable region genesDNA replicationHomologous recombinationHeterologous promoterSpecific residuesVariable genesNearby mutationsRegion promoterVariable region genesImmunoglobulin genesHeterologous sequencesChromosomal translocationsPoint mutationsGenesRegion genesMutationsHypermutationTranscriptionPromoterB-cell tumors