Transposable Elements and Long Noncoding RNAs in Drosophila
Author Information
Author(s): Gan Yuli, Wang Lingyan, Liu Guoxian, Guo Xiruo, Zhou Yiming, Chang Kexin, Zhang Zhonghui, Yan Fang, Liu Qi, Chen Bing
Primary Institution: College of Life Science, Hebei University, Baoding, China
Hypothesis
Transposable elements (TEs) in lncRNAs contribute to biogenesis and regulatory functionality of lncRNAs.
Conclusion
Transposable elements contribute to the regulation of long noncoding RNAs in Drosophila melanogaster, promoting transcriptional, post-transcriptional, and epigenetic regulation.
Supporting Evidence
- Identified 2119 TE-lncRNAs, which constitute 40.4% of all lncRNAs.
- TE-lncRNAs showed longer lengths and lower conservation compared to Non-TE-lncRNAs.
- Multi-omics analysis revealed positive correlations between transposon insertions and chromatin openness.
Takeaway
This study found that tiny pieces of DNA called transposable elements help control other types of RNA in fruit flies, which are important for how genes work.
Methodology
The study integrated multi-omics data, including RNA-seq, ATAC-seq, and MeRIP-seq, to analyze TE-lncRNAs in Drosophila melanogaster.
Limitations
The complexity of distinguishing functional contributions of transposon-derived sequences from native genomic elements within lncRNAs.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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