2011
Differential Recruitment of Methyl CpG‐Binding Domain Factors and DNA Methyltransferases by the Orphan Receptor Germ Cell Nuclear Factor Initiates the Repression and Silencing of Oct4
Gu P, Xu X, Le Menuet D, Chung A, Cooney AJ. Differential Recruitment of Methyl CpG‐Binding Domain Factors and DNA Methyltransferases by the Orphan Receptor Germ Cell Nuclear Factor Initiates the Repression and Silencing of Oct4. Stem Cells 2011, 29: 1041-1051. PMID: 21608077, PMCID: PMC3468724, DOI: 10.1002/stem.652.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCell DifferentiationCell Line, TumorCpG IslandsDNA (Cytosine-5-)-MethyltransferasesDNA MethylationDNA Methyltransferase 3ADNA-Binding ProteinsEmbryonic Stem CellsGene Expression Regulation, DevelopmentalGene Knockdown TechniquesMiceMolecular Sequence DataNuclear Receptor Subfamily 6, Group A, Member 1Octamer Transcription Factor-3Promoter Regions, GeneticProtein BindingTranscription FactorsConceptsGerm cell nuclear factorEmbryonic stem cellsOct4 promoterDNA methylationDNA methyltransferasesRepressive functionEpigenetic modificationsTranscription factorsProximal promoterDifferentiation of ESCsWild-type embryonic stem cellsDe novo DnmtsGene-specific repressionKey transcription factorDifferential recruitmentNuclear factorGCNF bindsESC differentiationPluripotency genesOct4 geneSomatic cellsMethyl-CpGCis elementsMBD3Gene expression
2008
Nanog and Oct4 associate with unique transcriptional repression complexes in embryonic stem cells
Liang J, Wan M, Zhang Y, Gu P, Xin H, Jung SY, Qin J, Wong J, Cooney AJ, Liu D, Songyang Z. Nanog and Oct4 associate with unique transcriptional repression complexes in embryonic stem cells. Nature Cell Biology 2008, 10: 731-739. PMID: 18454139, DOI: 10.1038/ncb1736.Peer-Reviewed Original ResearchConceptsES cell fateRepression complexMouse ES cellsCell fateTranscription factorsES cellsTranscriptional repression complexES cell differentiationEssential transcription factorEmbryonic stem cellsSub-stoichiometric levelsHistone deacetylase activityNuRD complexRepressor complexEndogenous NanogProtein complexesGene transcriptionTarget genesDeacetylase activityNanogNuRDGenesStem cellsCellsComplexes
2005
Orphan Nuclear Receptor GCNF Is Required for the Repression of Pluripotency Genes during Retinoic Acid-Induced Embryonic Stem Cell Differentiation
Gu P, LeMenuet D, Chung A, Mancini M, Wheeler DA, Cooney AJ. Orphan Nuclear Receptor GCNF Is Required for the Repression of Pluripotency Genes during Retinoic Acid-Induced Embryonic Stem Cell Differentiation. Molecular And Cellular Biology 2005, 25: 8507-8519. PMID: 16166633, PMCID: PMC1265758, DOI: 10.1128/mcb.25.19.8507-8519.2005.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, NorthernBlotting, WesternCell DifferentiationCell LineCell NucleusChromatin ImmunoprecipitationDNA-Binding ProteinsDown-RegulationEmbryo, MammalianFemaleFibroblast Growth Factor 4GenotypeHomeodomain ProteinsIn Situ HybridizationMaleMiceMice, TransgenicMicroscopy, FluorescenceModels, GeneticNanog Homeobox ProteinNuclear Receptor Subfamily 6, Group A, Member 1Octamer Transcription Factor-3PhenotypePlasmidsProtein BindingReceptors, Cytoplasmic and NuclearResponse ElementsReverse Transcriptase Polymerase Chain ReactionSignal TransductionSOXB1 Transcription FactorsStem CellsTime FactorsTrans-ActivatorsTransfectionTretinoinConceptsLoss of repressionES cell differentiationPluripotency genesCell differentiationTranscription factorsEmbryonic developmentES cellsEmbryonic stem cell pluripotencyEmbryonic stem cell differentiationEarly mouse embryonic developmentStem cell pluripotencyMouse embryonic developmentPluripotency gene expressionEarly embryonic developmentInitiation of differentiationStem cell differentiationRetinoic acidCell pluripotencyNanog geneGenes Oct4Somatic cellsUndifferentiated stateGene expressionGCNFRepressionCorrelated Evolutionary Pressure at Interacting Transcription Factors and DNA Response Elements Can Guide the Rational Engineering of DNA Binding Specificity
Raviscioni M, Gu P, Sattar M, Cooney AJ, Lichtarge O. Correlated Evolutionary Pressure at Interacting Transcription Factors and DNA Response Elements Can Guide the Rational Engineering of DNA Binding Specificity. Journal Of Molecular Biology 2005, 350: 402-415. PMID: 15946684, DOI: 10.1016/j.jmb.2005.04.054.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological EvolutionComputational BiologyDNADNA Mutational AnalysisDNA-Binding ProteinsEntropyEvolution, MolecularGenomicsHumansModels, GeneticModels, StatisticalMutationNucleic Acid ConformationPhylogenyProtein BindingProtein EngineeringReceptors, Cytoplasmic and NuclearReceptors, EstrogenResponse ElementsSoftwareThermodynamicsTranscription FactorsConceptsDNA binding specificityTranscription factorsBinding specificityEvolutionary importanceEvolutionary pressureResponse elementInteracting Transcription FactorsRational engineeringRelative evolutionary importanceProtein-DNA interfaceProtein-DNA interactionsTranscription factor proteinsDNA response elementsAmino acid residuesNuclear hormone receptorsTranscriptional regulatorsEvolutionary traceImportant residuesGene expressionRecognition codeMolecular mechanismsAcid residuesFactor proteinProtein residuesLRH-1