Ψ-Atlas: 伪尿素表转录组的一个集成图谱.
Xiaochen Wang1,2, Jinjing Luo3,4, Xiaoqiang Lang3,5
1Rice Research Institute, Guangdong Academy of Agricultural Sciences, Guangdong Key Laboratory of Rice Science and Technology, Key Laboratory of Genetics and Breeding of High Quality Rice in Southern China (Co-construction by Ministry and Province), Ministry of Agriculture and Rural Affairs & Guangdong Rice Engineering Laboratory, Guangzhou, Guangdong 510640, China.
Genomics, proteomics & bioinformatics
|January 23, 2026
概括
伪乌里丁 (Ψ) 是一种常见的RNA修饰,增强RNA结构和功能. 新的 Ψ-Atlas 数据库提供了一个全面的资源,用于研究跨不同RNA类型和物种的伪化.
科学领域:
- 分子生物学分子生物学
- 生物信息学是一种生物信息学.
- 基因组学就是基因组学.
背景情况:
- 伪尤里丁 (Ψ) 是最丰富的RNA修饰,对RNA结构完整性和功能至关重要.
- 尽管它很普遍,但对于跨物种和RNA类型的 Ψ 修饰缺乏集中,直观的数据库.
研究的目的:
- 开发和介绍 Ψ-Atlas,一个全面和综合的RNA伪尿素修改数据库.
- 为提供一个易于使用的平台,提供可视化和分析工具,用于研究伪尿.
主要方法:
- 来自78个物种和各种RNA类别 (mRNA,ncRNA,tRNA,rRNA) 的554,895个 Ψ 修饰位的汇编.
- 整合通过下一代测序 (例如 Ψ-Seq,伪-Seq) 和第三代测序 (直接RNA测序) 生成的数据.
- 使用PsiVar和PsiFinder等分析工具开发一个直观的界面.
主要成果:
- Ψ-Atlas是迄今为止RNA伪尿素修饰的最广泛和最完整的资源.
- 该数据库涵盖了广泛的RNA类型和物种,提供了对伪尿化的整体观点.
- 包括先进的分析工具,用于深入的伪尿素研究.
结论:
- Ψ-Atlas 作为一个强大的搜索和可视化工具,用于研究表达式转录学中的伪化.
- 本资源有助于更深入地了解各种生物环境中伪尿素修饰的作用和模式.
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