Discovery of proteins associated with a predefined genomic locus via dCas9-APEX-mediated proximity labeling.

Discovery of proteins associated with a predefined genomic locus via dCas9-APEX-mediated proximity labeling.
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DOI:
10.1038/s41592-018-0007-1
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发表时间:
2018-06
期刊:
影响因子:
48
通讯作者:
Carr SA
Carr SA
中科院分区:
生物学1区
文献类型:
--
作者:
Myers SA;Wright J;Peckner R;Kalish BT;Zhang F;Carr SA

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Regulation of gene expression is primarily controlled by changes in the proteins that occupy their regulatory elements. Chromatin immunoprecipitation can confirm a protein’s occupancy at a genomic locus but requires specific, high-quality, IP-competent antibodies against nominated proteins, limiting its utility. Here, we combine, genome targeting, proximity labeling, and quantitative proteomics to develop genomic locus proteomics, a method able to identify proteins associated a specific genomic locus in native cellular contexts.
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