2016
Chromosome Conformation Capture in Drosophila
Li HB. Chromosome Conformation Capture in Drosophila. Methods In Molecular Biology 2016, 1480: 207-212. PMID: 27659987, DOI: 10.1007/978-1-4939-6380-5_18.Peer-Reviewed Original ResearchConceptsDNA-DNA interactionsChromosome conformation capture techniquesChromosome conformation captureInsulator proteinsConformation captureThree-dimensional structureChromatin fibersTemporal regulationRegulatory proteinsGene expressionDrosophilaChromatinProteinCapture techniquesImportant roleGenesPCGNucleusRegulationExpressionInteraction
2013
Insulators Target Active Genes to Transcription Factories and Polycomb-Repressed Genes to Polycomb Bodies
Li HB, Ohno K, Gui H, Pirrotta V. Insulators Target Active Genes to Transcription Factories and Polycomb-Repressed Genes to Polycomb Bodies. PLOS Genetics 2013, 9: e1003436. PMID: 23637616, PMCID: PMC3630138, DOI: 10.1371/journal.pgen.1003436.Peer-Reviewed Original ResearchConceptsPolycomb response elementsPolycomb target genesPolycomb bodiesTranscription factoriesTarget genesSpecialized transcription factoriesAbsence of CTCFInsulator protein CTCFInsulator proteinsPolycomb proteinsPolycomb groupProtein CTCFActive genesChromosomal contextCellular memoryEnhancer specificityGenomic clustersStable associationResponse elementGenesDifferent nuclear structuresTrithoraxCTCFActive stateCritical role
2012
Nature and function of insulator protein binding sites in the Drosophila genome
Schwartz Y, Linder-Basso D, Kharchenko P, Tolstorukov M, Kim M, Li H, Gorchakov A, Minoda A, Shanower G, Alekseyenko A, Riddle N, Jung Y, Gu T, Plachetka A, Elgin S, Kuroda M, Park P, Savitsky M, Karpen G, Pirrotta V. Nature and function of insulator protein binding sites in the Drosophila genome. Genome Research 2012, 22: 2188-2198. PMID: 22767387, PMCID: PMC3483548, DOI: 10.1101/gr.138156.112.Peer-Reviewed Original ResearchConceptsInsulator proteinsQuantitative genome-wide analysisInsulator elementsGenome-wide analysisEnhancer-blocking assaysRepressive histone methylationDrosophila chromatinDrosophila genomeEukaryotic genomesCombinatorial bindingH3K27me3 marksHistone methylationRNAi knockdownAdjacent genesGenome expressionFunctional characterizationAssociated proteinsGenomeCultured cellsProteinSpecific regulationGenesMajor alterationsDifferent classesChromatin