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
2015
Reassessment of Piwi Binding to the Genome and Piwi Impact on RNA Polymerase II Distribution
Lin H, Chen M, Kundaje A, Valouev A, Yin H, Liu N, Neuenkirchen N, Zhong M, Snyder M. Reassessment of Piwi Binding to the Genome and Piwi Impact on RNA Polymerase II Distribution. Developmental Cell 2015, 32: 772-774. PMID: 25805139, PMCID: PMC4472434, DOI: 10.1016/j.devcel.2015.03.004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsBase SequenceBinding SitesChromatin ImmunoprecipitationChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDNA-Binding ProteinsDrosophila melanogasterDrosophila ProteinsGenomeHigh-Throughput Nucleotide SequencingHistone MethyltransferasesHistone-Lysine N-MethyltransferaseMethyltransferasesRNA InterferenceRNA Polymerase IIRNA, Small InterferingSequence Analysis, DNAConceptsRNA polymerase II distributionGenomic targetsHeterochromatin protein 1aRNA polymerase IICurrent bioinformatics methodsPiwi mutantsDrosophila PiwiPolymerase IIDevelopmental cellsPericentric regionsHistone methyltransferaseBioinformatics methodsBioinformatics pipelineProtein 1APiwiGenomePiRNAsEuchromatinMutantsMethyltransferaseSites
2013
A Major Epigenetic Programming Mechanism Guided by piRNAs
Huang XA, Yin H, Sweeney S, Raha D, Snyder M, Lin H. A Major Epigenetic Programming Mechanism Guided by piRNAs. Developmental Cell 2013, 24: 502-516. PMID: 23434410, PMCID: PMC3600162, DOI: 10.1016/j.devcel.2013.01.023.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedArgonaute ProteinsChromatinChromatin ImmunoprecipitationChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDNA Transposable ElementsDrosophilaDrosophila ProteinsEpigenomicsGenomeGenomicsMethyltransferasesMutationReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA Polymerase IIRNA, MessengerRNA, Small InterferingConceptsSpecific genomic sitesEpigenetic factorsGenomic sitesRNA polymerase II associationPiwi-piRNA complexDrosophila genomeEpigenetic stateEpigenetic landscapeComplex associatesPiwiGenomePiRNAsCentral enigmaMajor mechanismEctopic sitesSequenceHP1aDrosophilaPiRNASitesEpigeneticsMechanismProgramming mechanismAssociatesRecruitment
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
Role for piRNAs and Noncoding RNA in de Novo DNA Methylation of the Imprinted Mouse Rasgrf1 Locus
Watanabe T, Tomizawa S, Mitsuya K, Totoki Y, Yamamoto Y, Kuramochi-Miyagawa S, Iida N, Hoki Y, Murphy PJ, Toyoda A, Gotoh K, Hiura H, Arima T, Fujiyama A, Sado T, Shibata T, Nakano T, Lin H, Ichiyanagi K, Soloway PD, Sasaki H. Role for piRNAs and Noncoding RNA in de Novo DNA Methylation of the Imprinted Mouse Rasgrf1 Locus. Science 2011, 332: 848-852. PMID: 21566194, PMCID: PMC3368507, DOI: 10.1126/science.1203919.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsDNA MethylationGenomic ImprintingMaleMiceMice, Inbred C57BLMitochondrial ProteinsModels, GeneticMutationPhospholipase DProteinsRas-GRF1Repetitive Sequences, Nucleic AcidRetroelementsRNA, Small InterferingRNA, UntranslatedSpermatogoniaTestisTranscription, GeneticConceptsRasgrf1 locusDNA methylationPIWI-interacting RNA (piRNA) pathwayDe novo DNA methylationMonoallelic gene expressionNovo DNA methylationParental germ lineDe novo methylationSequence-specific methylationDifferential DNA methylationRNA pathwaysGenomic imprintingNovo methylationRetrotransposon sequencesGerm lineNoncoding RNAsGene expressionDirect repeatsPiRNAsTarget RNADifferent lociMethylationLociRNASpecific sequencesPinpointing the expression of piRNAs and function of the PIWI protein subfamily during spermatogenesis in the mouse
Beyret E, Lin H. Pinpointing the expression of piRNAs and function of the PIWI protein subfamily during spermatogenesis in the mouse. Developmental Biology 2011, 355: 215-226. PMID: 21539824, PMCID: PMC3443393, DOI: 10.1016/j.ydbio.2011.04.021.Peer-Reviewed Original ResearchConceptsPIWI proteinsXY bodyMouse testisAdult mouse testisEarly round spermatidsSex chromosomesGenomic sequencesPiRNAsChromatoid bodyCytological characterizationPachytene stageGerm cellsPhenotypic analysisAdult testisRound spermatidsProteinMeiosisSpermatogenesisCytoplasmDense bodiesSpermatocytesTestisPiRNAChromosomesTransposon
2007
An epigenetic activation role of Piwi and a Piwi-associated piRNA in Drosophila melanogaster
Yin H, Lin H. An epigenetic activation role of Piwi and a Piwi-associated piRNA in Drosophila melanogaster. Nature 2007, 450: 304-308. PMID: 17952056, DOI: 10.1038/nature06263.Peer-Reviewed Original Research