The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?

RNA modifications, long considered to be molecular curiosities embellishing just abundant and non-coding RNAs, have now moved into the focus of both academic and applied research. Dedicated research efforts (epitranscriptomics) aim at deciphering the underlying principles by determining RNA modifica...

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Main Author: Matthias R. Schaefer
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/12/3/345
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author Matthias R. Schaefer
author_facet Matthias R. Schaefer
author_sort Matthias R. Schaefer
collection DOAJ
description RNA modifications, long considered to be molecular curiosities embellishing just abundant and non-coding RNAs, have now moved into the focus of both academic and applied research. Dedicated research efforts (epitranscriptomics) aim at deciphering the underlying principles by determining RNA modification landscapes and investigating the molecular mechanisms that establish, interpret and modulate the information potential of RNA beyond the combination of four canonical nucleotides. This has resulted in mapping various epitranscriptomes at high resolution and in cataloguing the effects caused by aberrant RNA modification circuitry. While the scope of the obtained insights has been complex and exciting, most of current epitranscriptomics appears to be stuck in the process of producing data, with very few efforts to disentangle cause from consequence when studying a specific RNA modification system. This article discusses various knowledge gaps in this field with the aim to raise one specific question: how are the enzymes regulated that dynamically install and modify RNA modifications? Furthermore, various technologies will be highlighted whose development and use might allow identifying specific and context-dependent regulators of epitranscriptomic mechanisms. Given the complexity of individual epitranscriptomes, determining their regulatory principles will become crucially important, especially when aiming at modifying specific aspects of an epitranscriptome both for experimental and, potentially, therapeutic purposes.
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spelling doaj.art-9088acbd0e4242eaae08cb533b2abfdc2023-12-11T18:34:47ZengMDPI AGGenes2073-44252021-02-0112334510.3390/genes12030345The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?Matthias R. Schaefer0Centre for Anatomy & Cell Biology, Division of Cell-and Developmental Biology, Medical University of Vienna, Schwarzspanierstrasse 17, Haus C, 1st Floor, 1090 Vienna, AustriaRNA modifications, long considered to be molecular curiosities embellishing just abundant and non-coding RNAs, have now moved into the focus of both academic and applied research. Dedicated research efforts (epitranscriptomics) aim at deciphering the underlying principles by determining RNA modification landscapes and investigating the molecular mechanisms that establish, interpret and modulate the information potential of RNA beyond the combination of four canonical nucleotides. This has resulted in mapping various epitranscriptomes at high resolution and in cataloguing the effects caused by aberrant RNA modification circuitry. While the scope of the obtained insights has been complex and exciting, most of current epitranscriptomics appears to be stuck in the process of producing data, with very few efforts to disentangle cause from consequence when studying a specific RNA modification system. This article discusses various knowledge gaps in this field with the aim to raise one specific question: how are the enzymes regulated that dynamically install and modify RNA modifications? Furthermore, various technologies will be highlighted whose development and use might allow identifying specific and context-dependent regulators of epitranscriptomic mechanisms. Given the complexity of individual epitranscriptomes, determining their regulatory principles will become crucially important, especially when aiming at modifying specific aspects of an epitranscriptome both for experimental and, potentially, therapeutic purposes.https://www.mdpi.com/2073-4425/12/3/345epitranscriptomicsregulationreproducibility
spellingShingle Matthias R. Schaefer
The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
Genes
epitranscriptomics
regulation
reproducibility
title The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
title_full The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
title_fullStr The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
title_full_unstemmed The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
title_short The Regulation of RNA Modification Systems: The Next Frontier in Epitranscriptomics?
title_sort regulation of rna modification systems the next frontier in epitranscriptomics
topic epitranscriptomics
regulation
reproducibility
url https://www.mdpi.com/2073-4425/12/3/345
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