2020
N6-methyladenine in DNA antagonizes SATB1 in early development
Li Z, Zhao S, Nelakanti RV, Lin K, Wu TP, Alderman MH, Guo C, Wang P, Zhang M, Min W, Jiang Z, Wang Y, Li H, Xiao AZ. N6-methyladenine in DNA antagonizes SATB1 in early development. Nature 2020, 583: 625-630. PMID: 32669713, PMCID: PMC8596487, DOI: 10.1038/s41586-020-2500-9.Peer-Reviewed Original ResearchConceptsN6-mAN6-methyladenineMouse trophoblast stem cellsLarge chromatin domainsCell fate transitionsLarge-scale chromatinUnexpected molecular mechanismTrophoblast stem cellsEarly embryonic developmentDNA secondary structuresEarly developmentFate transitionsMammalian genomesChromatin domainsEpigenetic landscapeGene regulationChromatin organizerEmbryonic developmentDNA modificationsBiological roleMolecular mechanismsSATB1 functionsMolecular pathwaysCell culture modelSecondary structureMammalian ALKBH1 serves as an N6-mA demethylase of unpairing DNA
Zhang M, Yang S, Nelakanti R, Zhao W, Liu G, Li Z, Liu X, Wu T, Xiao A, Li H. Mammalian ALKBH1 serves as an N6-mA demethylase of unpairing DNA. Cell Research 2020, 30: 197-210. PMID: 32051560, PMCID: PMC7054317, DOI: 10.1038/s41422-019-0237-5.Peer-Reviewed Original ResearchConceptsN6-mAMammalian genomesStructure-based mutagenesis studiesBase unpairing regionsChromosome regulationDNA demethylasesStructural studiesEpigenetic marksDNA demethylaseMouse genomeEarly embryogenesisGenomic studiesBase flippingN6-methyladenineALKBH1Mutagenesis studiesFlipped baseGenomeProfiling studiesDNACatalytic centerDemethylaseActive regulationRegulationDemethylases
2018
Mapping and characterizing N6-methyladenine in eukaryotic genomes using single-molecule real-time sequencing
Zhu S, Beaulaurier J, Deikus G, Wu TP, Strahl M, Hao Z, Luo G, Gregory JA, Chess A, He C, Xiao A, Sebra R, Schadt EE, Fang G. Mapping and characterizing N6-methyladenine in eukaryotic genomes using single-molecule real-time sequencing. Genome Research 2018, 28: 1067-1078. PMID: 29764913, PMCID: PMC6028124, DOI: 10.1101/gr.231068.117.Peer-Reviewed Original ResearchConceptsSingle-molecule real-time sequencingEukaryotic genomesReal-time sequencingDAS eventsN6-methyladenineHuman lymphoblastoid cellsGenome-wide mapsSingle-nucleotide resolutionSingle-molecule resolutionLINE-1 elementsFull-length LINE-1 elementsGreen algaeProkaryotic genomesGenomeHigh-resolution mappingSequencing dataLymphoblastoid cellsSequencingEukaryotesProkaryotesMethylomeNovel formAlgaePromoterJoint analysis
2016
DNA methylation on N6-adenine in mammalian embryonic stem cells
Wu TP, Wang T, Seetin MG, Lai Y, Zhu S, Lin K, Liu Y, Byrum SD, Mackintosh SG, Zhong M, Tackett A, Wang G, Hon LS, Fang G, Swenberg JA, Xiao AZ. DNA methylation on N6-adenine in mammalian embryonic stem cells. Nature 2016, 532: 329-333. PMID: 27027282, PMCID: PMC4977844, DOI: 10.1038/nature17640.Peer-Reviewed Original ResearchMeSH KeywordsAdenineAlkB Homolog 1, Histone H2a DioxygenaseAnimalsCell DifferentiationDNA MethylationDNA Transposable ElementsDNA-(Apurinic or Apyrimidinic Site) LyaseEnhancer Elements, GeneticEpigenesis, GeneticEvolution, MolecularGene SilencingLong Interspersed Nucleotide ElementsMammalsMiceMouse Embryonic Stem CellsUp-RegulationX ChromosomeConceptsLINE-1 transposonsEmbryonic stem cellsN6-methyladenineMammalian genomesEpigenetic silencingDNA methylationX chromosomeMammalian embryonic stem cellsEmbryonic stem cell differentiationMouse embryonic stem cellsStem cellsStem cell differentiationMammalian evolutionTranscriptional silencingEvolutionary ageGene activationDNA modificationsL1 elementsCell differentiationSilencingTransposonN6-adenineGenomeActivation signalsChromosomes