pirna的生物发生及其功能。

Bioorganicheskaia khimiia Pub Date : 2014-05-01
Yong Huang, Jun Yan Bai, Hong Tao Ren
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引用次数: 0

摘要

pirna (piwi-interacting RNA)是一类长度为26- 33nt的新型非编码小单链RNA。pirna通过与Argonaute家族的piwi蛋白特异性相互作用发挥重要的生物学作用。piRNA在胚胎发育、维持种系DNA完整性、转座子转录沉默、翻译抑制、异染色质形成和性别决定的表观遗传调控中发挥作用。本文综述了piRNA在真核生物中的生物发生和功能方面的研究进展。
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PiRNAs biogenesis and its functions.

piRNAs (piwi-interacting RNA) are a novel class of non-coding small single-stranded RNAs with the length of 26-33 nt. The piRNAs play important biological role through the specific interaction with the piwi proteins of the Argonaute family. piRNA function in embryonic development, maintenance of germline DNA integrity, silencing of transposon transcription, suppressionof translation, formation of heterochromatin, and epigenetic regulation of sex determination. This review summarizes recent research and progress on biogenesis and function of piRNA in eukaryotic species.

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