RNA-Guided RNA Pseudouridylation and 2’-O-Methylation

IF 2.3 4区 化学 Q3 CHEMISTRY, MULTIDISCIPLINARY
Hironori Adachi, Jonathan L. Chen, W.-Matthias Leeder, Pedro Morais, Yi-Tao Yu
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引用次数: 0

Abstract

RNA-guided RNA modifications, including pseudouridylation and 2′-O-methylation, are naturally occurring processes that introduce pseudouridines (Ψ) and 2’-O-methylated residues (2’-O−Me) into various types of RNA. This modification is orchestrated by two distinct families of ribonucleoprotein complexes: Box H/ACA RNP and Box C/D RNP. Each complex comprises a unique guide (g)RNA (Box H/ACA gRNA or Box C/D gRNA) and a set of core proteins responsible for pseudouridylation and 2’-O-methylation, respectively. The specificity of these modifications is conferred by base-pairing of Box H/ACA gRNA and Box C/D gRNA with their RNA substrates. Here, we discuss the mechanism and function of RNA-guided pseudouridylation and 2’-O-methylation.

Abstract Image

RNA 引导的 RNA 伪尿苷化和 2'-O 甲基化
RNA 引导的 RNA 修饰(包括假核苷酸化和 2′-O-甲基化)是将假核苷酸(Ψ)和 2'-O 甲基化残基(2'-O-Me)引入各类 RNA 的自然发生过程。这种修饰是由两个不同的核糖核蛋白复合物家族协调进行的:盒 H/ACA RNP 和盒 C/D RNP。每个复合体都由一个独特的引导(g)RNA(Box H/ACA gRNA 或 Box C/D gRNA)和一组分别负责假酰化和 2'-O-甲基化的核心蛋白组成。盒 H/ACA gRNA 和盒 C/D gRNA 与其 RNA 底物的碱基配对赋予了这些修饰的特异性。在此,我们将讨论 RNA 引导的假酸化和 2'-O- 甲基化的机制和功能。
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来源期刊
Israel Journal of Chemistry
Israel Journal of Chemistry 化学-化学综合
CiteScore
6.20
自引率
0.00%
发文量
62
审稿时长
6-12 weeks
期刊介绍: The fledgling State of Israel began to publish its scientific activity in 1951 under the general heading of Bulletin of the Research Council of Israel, which quickly split into sections to accommodate various fields in the growing academic community. In 1963, the Bulletin ceased publication and independent journals were born, with Section A becoming the new Israel Journal of Chemistry. The Israel Journal of Chemistry is the official journal of the Israel Chemical Society. Effective from Volume 50 (2010) it is published by Wiley-VCH. The Israel Journal of Chemistry is an international and peer-reviewed publication forum for Special Issues on timely research topics in all fields of chemistry: from biochemistry through organic and inorganic chemistry to polymer, physical and theoretical chemistry, including all interdisciplinary topics. Each topical issue is edited by one or several Guest Editors and primarily contains invited Review articles. Communications and Full Papers may be published occasionally, if they fit with the quality standards of the journal. The publication language is English and the journal is published twelve times a year.
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