Function and Therapeutic Implications of tRNA Derived Small RNAs

tRNA derived small RNAs are mainly composed of tRNA fragments (tRFs) and tRNA halves (tiRs). Several functions have been attributed to tRFs and tiRs since their initial characterizations, spanning all aspects of regulation of the Central Dogma: from nascent RNA silencing, to post-transcriptional gen...

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Main Authors: Briana Wilson, Anindya Dutta
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-04-01
Series:Frontiers in Molecular Biosciences
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmolb.2022.888424/full
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author Briana Wilson
Anindya Dutta
author_facet Briana Wilson
Anindya Dutta
author_sort Briana Wilson
collection DOAJ
description tRNA derived small RNAs are mainly composed of tRNA fragments (tRFs) and tRNA halves (tiRs). Several functions have been attributed to tRFs and tiRs since their initial characterizations, spanning all aspects of regulation of the Central Dogma: from nascent RNA silencing, to post-transcriptional gene silencing, and finally, to translational regulation. The length distribution, sequence diversity, and multifaceted functions of tRFs and tiRs positions them as attractive new models for small RNA therapeutics. In this review, we will discuss the principles of tRF biogenesis and function in order to highlight their therapeutic potential.
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spelling doaj.art-faf8a845f2f747fbac307f98c233de6e2022-12-22T02:03:10ZengFrontiers Media S.A.Frontiers in Molecular Biosciences2296-889X2022-04-01910.3389/fmolb.2022.888424888424Function and Therapeutic Implications of tRNA Derived Small RNAsBriana Wilson0Anindya Dutta1Department of Biochemistry and Molecular Genetics, University of Virginia School of Medicine, Charlottesville, VA, United StatesDepartment of Genetics, University of Alabama, Birmingham, AL, United StatestRNA derived small RNAs are mainly composed of tRNA fragments (tRFs) and tRNA halves (tiRs). Several functions have been attributed to tRFs and tiRs since their initial characterizations, spanning all aspects of regulation of the Central Dogma: from nascent RNA silencing, to post-transcriptional gene silencing, and finally, to translational regulation. The length distribution, sequence diversity, and multifaceted functions of tRFs and tiRs positions them as attractive new models for small RNA therapeutics. In this review, we will discuss the principles of tRF biogenesis and function in order to highlight their therapeutic potential.https://www.frontiersin.org/articles/10.3389/fmolb.2022.888424/fulltRNA fragmentsRNA therapeuticstranslation inhibitionpost-transcriptional regulation of gene expressionRNA silencing
spellingShingle Briana Wilson
Anindya Dutta
Function and Therapeutic Implications of tRNA Derived Small RNAs
Frontiers in Molecular Biosciences
tRNA fragments
RNA therapeutics
translation inhibition
post-transcriptional regulation of gene expression
RNA silencing
title Function and Therapeutic Implications of tRNA Derived Small RNAs
title_full Function and Therapeutic Implications of tRNA Derived Small RNAs
title_fullStr Function and Therapeutic Implications of tRNA Derived Small RNAs
title_full_unstemmed Function and Therapeutic Implications of tRNA Derived Small RNAs
title_short Function and Therapeutic Implications of tRNA Derived Small RNAs
title_sort function and therapeutic implications of trna derived small rnas
topic tRNA fragments
RNA therapeutics
translation inhibition
post-transcriptional regulation of gene expression
RNA silencing
url https://www.frontiersin.org/articles/10.3389/fmolb.2022.888424/full
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