A bioinformatics method identifies prominent off-targeted transcripts in RNAi screens.

A bioinformatics method identifies prominent off-targeted transcripts in RNAi screens.
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DOI:
10.1038/nmeth.1898
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发表时间:
2012-02-19
期刊:
影响因子:
48
通讯作者:
King, Randall W.
King, Randall W.
中科院分区:
生物学1区
文献类型:
--
作者:
Sigoillot, Frederic D.;Lyman, Susan;Huckins, Jeremy F.;Adamson, Britt;Chung, Eunah;Quattrochi, Brian;King, Randall W.

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由于脱靶效应阻碍了RNAi筛选的解释和验证,因此我们开发了一种生物信息学方法,全基因组富集种子序列匹配(GESS),以从初步筛选数据的直接分析中识别候选脱靶转录本。GESS在几个筛选中鉴定出突出的脱靶转录物,包括在筛选纺锤体组装检查点的组分中的MAD 2。我们展示了如何将GESS分析的结果结合起来,可以提高RNAi筛选的验证率。
Because off-target effects hamper interpretation and validation of RNAi screens, we developed a bioinformatics method, Genome-wide Enrichment of Seed Sequence matches (GESS), to identify candidate off-targeted transcripts from direct analysis of primary screening data. GESS identified a prominent off-targeted transcript in several screens, including MAD2 in a screen for components of the spindle assembly checkpoint. We demonstrate how incorporation of the results of GESS analysis can enhance the validation rate in RNAi screens.
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