2021
Genome-wide mapping of Piwi association with specific loci in Drosophila ovaries
Liu N, Neuenkirchen N, Zhong M, Lin H. Genome-wide mapping of Piwi association with specific loci in Drosophila ovaries. G3: Genes, Genomes, Genetics 2021, 11: jkaa059. PMID: 33609367, PMCID: PMC8022938, DOI: 10.1093/g3journal/jkaa059.Peer-Reviewed Original ResearchConceptsPIWI-interacting RNAsProtein-coding genesDrosophila ovaryGermline stem cell maintenanceRole of piRNAsTermination sitesGenome-wide mappingGenomic binding profileTranscriptional termination sitesSpecific genomic sitesStem cell maintenanceRNA pathwaysTransposon repressionTranscriptional startEuchromatic regionsGene regulationEpigenetic regulationGenomic sitesCell maintenancePiwiSpecific lociMethylation signalsDiverse mechanismsTarget siteBinding sites
2018
MIWI2 targets RNAs transcribed from piRNA‐dependent regions to drive DNA methylation in mouse prospermatogonia
Watanabe T, Cui X, Yuan Z, Qi H, Lin H. MIWI2 targets RNAs transcribed from piRNA‐dependent regions to drive DNA methylation in mouse prospermatogonia. The EMBO Journal 2018, 37: embj201695329. PMID: 30108053, PMCID: PMC6138435, DOI: 10.15252/embj.201695329.Peer-Reviewed Original ResearchConceptsDNA methylationRetrotransposon sequencesSmall RNAsArgonaute/Piwi proteinsPiwi protein MIWI2Suppressive epigenetic marksMouse prospermatogoniaChromatin statePIWI proteinsUnderlying molecular mechanismsDiverse organismsEpigenetic marksPiRNA clustersNascent RNAEpigenetic regulationTranslational regulationMIWI2RNA degradationRepeat sequencesGene expressionMolecular mechanismsTarget RNAMethylationRNAPiRNAs
2013
Chromatin Immunoprecipitation Assay of Piwi in Drosophila
Yin H, Lin H. Chromatin Immunoprecipitation Assay of Piwi in Drosophila. Methods In Molecular Biology 2013, 1093: 1-11. PMID: 24178552, DOI: 10.1007/978-1-62703-694-8_1.Peer-Reviewed Original ResearchConceptsSmall RNA pathwaysRNA pathwaysArgonaute protein familyChromatin-associated factorsChromatin immunoprecipitation methodChromatin immunoprecipitation assaysWhole-genome mappingArgonaute proteinsDrosophila PiwiEpigenetic regulationDevelopmental biologyProtein familyImmunoprecipitation assaysCell biologyImmunoprecipitation methodHigh-resolution mapsPiwiEffector componentsBiologyPathwayGeneral utilityDrosophilaEpigenomeBiogenesisEpigenetics
2012
piRNA biogenesis during adult spermatogenesis in mice is independent of the ping-pong mechanism
Beyret E, Liu N, Lin H. piRNA biogenesis during adult spermatogenesis in mice is independent of the ping-pong mechanism. Cell Research 2012, 22: 1429-1439. PMID: 22907665, PMCID: PMC3463270, DOI: 10.1038/cr.2012.120.Peer-Reviewed Original ResearchConceptsPIWI proteinsPing-pong mechanismSmall non-coding RNAsSame DNA strandNon-coding RNAsPiRNA biogenesisGermline developmentDiverse organismsEpigenetic regulationPiRNAsMIWIRepeat sequencesMILISame locusSequence featuresNucleotide positionsPostnatal testisBroad functionsAdult testisMouse testisDNA strandsAdult spermatogenesisProteinBiogenesisPrimary pathway
2011
PAPI, a novel TUDOR-domain protein, complexes with AGO3, ME31B and TRAL in the nuage to silence transposition
Liu L, Qi H, Wang J, Lin H. PAPI, a novel TUDOR-domain protein, complexes with AGO3, ME31B and TRAL in the nuage to silence transposition. Development 2011, 138: 1863-1873. PMID: 21447556, PMCID: PMC3074456, DOI: 10.1242/dev.059287.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedArgonaute ProteinsCarrier ProteinsDEAD-box RNA HelicasesDNA Transposable ElementsDrosophila melanogasterDrosophila ProteinsEmbryo, NonmammalianFemaleGene Expression Regulation, DevelopmentalGene SilencingGerm CellsMaleModels, BiologicalMutagenesis, InsertionalPeptide Initiation FactorsProtein BindingRibonucleoproteinsRNA-Binding ProteinsRNA-Induced Silencing ComplexConceptsPiRNA pathway componentsPIWI-interacting RNAsArgonaute 3PiRNA pathwayPIWI proteinsTransposon activationPathway componentsPIWI protein AubergineTudor domain proteinsP-body componentsN-terminal domainNuage componentsPiRNA mutantsTransposon controlGermline developmentTudor domainMutant ovariesArginine methyltransferaseGermline genomeEpigenetic regulationPerinuclear structuresNuageAdult ovariesArginine residuesFunctional interaction
2010
A Drosophila Chromatin Factor Interacts With the Piwi-Interacting RNA Mechanism in Niche Cells to Regulate Germline Stem Cell Self-Renewal
Smulders-Srinivasan TK, Szakmary A, Lin H. A Drosophila Chromatin Factor Interacts With the Piwi-Interacting RNA Mechanism in Niche Cells to Regulate Germline Stem Cell Self-Renewal. Genetics 2010, 186: 573-583. PMID: 20647505, PMCID: PMC2954472, DOI: 10.1534/genetics.110.119081.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsChromatinChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDrosophilaDrosophila ProteinsEpigenesis, GeneticFemaleGerm CellsHedgehog ProteinsMalePolycomb-Group ProteinsPolymerase Chain ReactionRepressor ProteinsRNA-Induced Silencing ComplexRNA, Small InterferingSignal TransductionStem Cell NicheStem CellsConceptsGermline stem cellsNiche cellsEpigenetic programmingStem Cell Self-RenewalEnhancer of PolycombTrithorax group genesPotential genetic interactionsCell Self-RenewalNovel epigenetic mechanismStem cellsDrosophila ovaryGSC divisionChromatin factorsNiche signalingChromatin proteinsGenetic interactionsPiwi expressionStem cell defectEpigenetic regulationPiwiEpigenetic mechanismsGroup genesRNA mechanismExpression of hedgehogSelf-Renewal
2009
Mili Interacts with Tudor Domain-Containing Protein 1 in Regulating Spermatogenesis
Wang J, Saxe JP, Tanaka T, Chuma S, Lin H. Mili Interacts with Tudor Domain-Containing Protein 1 in Regulating Spermatogenesis. Current Biology 2009, 19: 640-644. PMID: 19345100, PMCID: PMC2704239, DOI: 10.1016/j.cub.2009.02.061.Peer-Reviewed Original ResearchConceptsPIWI-interacting RNAsPiRNA biogenesisPIWI proteinsTudor domainChromatoid bodyMammalian Piwi proteinsMultiple Tudor domainsGermline-specific organelleTudor domain–containing protein-1Domain-containing protein 1RNA-independent interactionSmall noncoding RNAsProtein 1N-terminal regionGermline developmentGermline proteinsEpigenetic regulationNoncoding RNAsTerminal domainMILIRegulatory mechanismsMolecular mechanismsSpermatogenic defectsProteinBiogenesis
2008
MILI, a PIWI-interacting RNA-binding Protein, Is Required for Germ Line Stem Cell Self-renewal and Appears to Positively Regulate Translation*
Unhavaithaya Y, Hao Y, Beyret E, Yin H, Kuramochi-Miyagawa S, Nakano T, Lin H. MILI, a PIWI-interacting RNA-binding Protein, Is Required for Germ Line Stem Cell Self-renewal and Appears to Positively Regulate Translation*. Journal Of Biological Chemistry 2008, 284: 6507-6519. PMID: 19114715, PMCID: PMC2649106, DOI: 10.1074/jbc.m809104200.Peer-Reviewed Original ResearchConceptsGerm line stem cellsStem cellsArgonaute/PIWI protein familyMicro-RNA pathwayGerm line developmentMammalian stem cellsPIWI-interacting RNAsCap-binding complexRNA-binding proteinPIWI protein familyCellular mRNA levelsStem cell populationSelf-renewing divisionsArgonaute functionsPIWI proteinsRegulates TranslationPIWI subfamiliesEpigenetic regulationProtein familyCell maintenanceRNA interferenceChromatoid bodyMILIMolecular mechanismsEarly spermatocytes
2007
Drosophila PIWI associates with chromatin and interacts directly with HP1a
Brower-Toland B, Findley SD, Jiang L, Liu L, Yin H, Dus M, Zhou P, Elgin SC, Lin H. Drosophila PIWI associates with chromatin and interacts directly with HP1a. Genes & Development 2007, 21: 2300-2311. PMID: 17875665, PMCID: PMC1973144, DOI: 10.1101/gad.1564307.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAnimalsArgonaute ProteinsBinding SitesChromatinChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDrosophila melanogasterDrosophila ProteinsEmbryo, NonmammalianFemaleGene SilencingMaleModels, MolecularNuclear ProteinsProtein BindingProteinsRNA-Induced Silencing ComplexConceptsHeterochromatin protein 1aPIWI-interacting RNAsEpigenetic changesChromatin-associated proteinsProtein family membersNormal silencingHeterochromatic genesFly genomeHeterochromatin componentsChromatin modifiersEpigenetic stateEpigenetic regulationRNA mechanismFruit flyPiwiTerminal domainProtein 1ACentral playerRNASpecific sequencesDirect interactionGenomeGenesMotifCellular systems