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Open AccessJournal ArticleDOI

How do lncRNAs regulate transcription

TLDR
Recent progress in elucidating the molecular mechanisms by which lncRNAs modulate gene expression is reviewed, including the act of lnc RNA transcription rather than the lncRNA product that appears to be regulatory.
Abstract
It has recently become apparent that RNA, itself the product of transcription, is a major regulator of the transcriptional process. In particular, long noncoding RNAs (lncRNAs), which are so numerous in eukaryotes, function in many cases as transcriptional regulators. These RNAs function through binding to histone-modifying complexes, to DNA binding proteins (including transcription factors), and even to RNA polymerase II. In other cases, it is the act of lncRNA transcription rather than the lncRNA product that appears to be regulatory. We review recent progress in elucidating the molecular mechanisms by which lncRNAs modulate gene expression and future opportunities in this research field.

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Citations
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Journal ArticleDOI

SALIS transcriptionally represses IGFBP3/Caspase-7-mediated apoptosis by associating with STAT5A to promote hepatocellular carcinoma

TL;DR: Wang et al. as mentioned in this paper identified a LncRNA, termed SALIS (Suppression of Apoptosis by LINC01186 Interacting with STAT5A), which functions in promoting the proliferation, colony formation, migration and invasion while suppressing apoptosis in HCC cells.
Journal ArticleDOI

Lnc Tmem235 promotes repair of early steroid-induced osteonecrosis of the femoral head by inhibiting hypoxia-induced apoptosis of BMSCs

TL;DR: In this article , the authors showed that the long noncoding RNA (Lnc) transmembrane protein 235 (Tmem235) exhibited competitive binding to miR-34a-3p compared with BIRC5 mRNA, which is an inhibitor of apoptosis.
Posted ContentDOI

Unexpected features of GC-AG introns in long non-coding and protein-coding genes suggest a new role as regulatory elements

TL;DR: This study exploited recent annotations provided by the GENCODE project to characterize the genomic and splicing features of lnc-genes in comparison to protein-coding ones, both in human and mouse, and suggested that GC-AG introns could represent new regulatory elements mainly associated with l NCs.
Journal ArticleDOI

Oxidative stress‐induced <scp>lncRNA CYLD‐AS1</scp> promotes <scp>RPE</scp> inflammation via Nrf2/ <scp>miR</scp> ‐134‐5p/ <scp>NF‐κB</scp> signaling pathway

- 27 Sep 2022 - 
TL;DR: Zhang et al. as mentioned in this paper identified a novel oxidation-related lncRNA named CYLD-AS1, which increased the expression of RPEs during oxidative stress and protected RPE cells against hydrogen peroxide (H2 O2 )-induced damage.
References
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Journal ArticleDOI

Repurposing CRISPR as an RNA-guided platform for sequence-specific control of gene expression.

TL;DR: This RNA-guided DNA recognition platform provides a simple approach for selectively perturbing gene expression on a genome-wide scale and can efficiently repress expression of targeted genes in Escherichia coli, with no detectable off-target effects.
Journal ArticleDOI

Long Noncoding RNA as Modular Scaffold of Histone Modification Complexes

TL;DR: The results suggest that lincRNAs may serve as scaffolds by providing binding surfaces to assemble select histone modification enzymes, thereby specifying the pattern of histone modifications on target genes.
Journal ArticleDOI

The noncoding RNA revolution-trashing old rules to forge new ones.

TL;DR: The pathway of ncRNA research is described, where every established "rule" seems destined to be overturned.
Journal ArticleDOI

The CBP co-activator is a histone acetyltransferase

TL;DR: It is shown that CBP has intrinsic HAT activity, and Targeting CBP-associated H AT activity to specific promoters may be a mechanism by which E1A acts as a transcriptional activator.
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