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A METTL3-METTL14 complex mediates mammalian nuclear RNA N6-adenosine methylation

TLDR
It is reported here that human METTL14 catalyzes m6A RNA methylation, and together with METTL3, the only previously known m 6A methyltransferase, these two proteins form a stable heterodimer core complex ofMETTL3-14 that functions in cellular m6 a deposition on mammalian nuclear RNAs.
Abstract
Certain adenosine residues within mammalian RNAs undergo reversible N6 methylation. Two methyltransferase enzymes, METTL3 and METTL14, as well as the splicing factor WTAP are identified as core components of the multiprotein complex that deposits RNA N6-methyladenosine (m6A) in nuclear RNAs.

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N6-methyladenosine Modulates Messenger RNA Translation Efficiency

TL;DR: In a unified mechanism of m(6)A-based regulation in the cytoplasm, YTHDF2-mediated degradation controls the lifetime of target transcripts, whereasYTHDF1-mediated translation promotion increases translation efficiency, ensuring effective protein production from dynamic transcripts that are marked by m( 6)A.
Journal ArticleDOI

Dynamic RNA Modifications in Gene Expression Regulation

TL;DR: Roles for mRNA modification in nearly every aspect of the mRNA life cycle, as well as in various cellular, developmental, and disease processes are revealed.
Journal ArticleDOI

Post-transcriptional gene regulation by mRNA modifications

TL;DR: N6-adenosine methylation directs mRNAs to distinct fates by grouping them for differential processing, translation and decay in processes such as cell differentiation, embryonic development and stress responses.
References
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Journal ArticleDOI

Model-based Analysis of ChIP-Seq (MACS)

TL;DR: This work presents Model-based Analysis of ChIP-Seq data, MACS, which analyzes data generated by short read sequencers such as Solexa's Genome Analyzer, and uses a dynamic Poisson distribution to effectively capture local biases in the genome, allowing for more robust predictions.
Journal ArticleDOI

A guided tour into subcellular colocalization analysis in light microscopy

TL;DR: A novel toolbox for subcellular colocalization analysis under ImageJ is created that integrates current global statistic methods and a novel object‐based approach to assess proteins residing on intracellular structures by fluorescence microscopy.
Journal ArticleDOI

Comprehensive Analysis of mRNA Methylation Reveals Enrichment in 3′ UTRs and near Stop Codons

TL;DR: A method is presented for transcriptome-wide m(6)A localization, which combines m( 6)A-specific methylated RNA immunoprecipitation with next-generation sequencing (MeRIP-Seq) and reveals insights into the epigenetic regulation of the mammalian transcriptome.
Journal ArticleDOI

Transcriptome-wide Identification of RNA-Binding Protein and MicroRNA Target Sites by PAR-CLIP

TL;DR: This study developed a cell-based crosslinking approach to determine at high resolution and transcriptome-wide the binding sites of cellular RBPs and miRNPs and revealed that these factors bind thousands of sites containing defined sequence motifs and have distinct preferences for exonic versus intronic or coding versus untranslated transcript regions.
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