Cas9 Functionally Opens Chromatin

Using a nuclease-dead Cas9 mutant, we show that Cas9 reproducibly induces chromatin accessibility at previously inaccessible genomic loci. Cas9 chromatin opening is sufficient to enable adjacent binding and transcriptional activation by the settler transcription factor retinoic acid receptor at prev...

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Main Authors: Barkal, Amira A., Srinivasan, Sharanya, Gifford, David K., Sherwood, Richard I., Hashimoto, Tatsunori Benjamin
Other Authors: Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Format: Article
Language:en_US
Published: Public Library of Science 2016
Online Access:http://hdl.handle.net/1721.1/102604
https://orcid.org/0000-0003-0521-5855
https://orcid.org/0000-0003-1709-4034
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author Barkal, Amira A.
Srinivasan, Sharanya
Gifford, David K.
Sherwood, Richard I.
Hashimoto, Tatsunori Benjamin
author2 Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
author_facet Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Barkal, Amira A.
Srinivasan, Sharanya
Gifford, David K.
Sherwood, Richard I.
Hashimoto, Tatsunori Benjamin
author_sort Barkal, Amira A.
collection MIT
description Using a nuclease-dead Cas9 mutant, we show that Cas9 reproducibly induces chromatin accessibility at previously inaccessible genomic loci. Cas9 chromatin opening is sufficient to enable adjacent binding and transcriptional activation by the settler transcription factor retinoic acid receptor at previously unbound motifs. Thus, we demonstrate a new use for Cas9 in increasing surrounding chromatin accessibility to alter local transcription factor binding.
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spelling mit-1721.1/1026042022-10-02T05:05:25Z Cas9 Functionally Opens Chromatin Barkal, Amira A. Srinivasan, Sharanya Gifford, David K. Sherwood, Richard I. Hashimoto, Tatsunori Benjamin Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science Barkal, Amira A. Hashimoto, Tatsunori Benjamin Gifford, David K. Using a nuclease-dead Cas9 mutant, we show that Cas9 reproducibly induces chromatin accessibility at previously inaccessible genomic loci. Cas9 chromatin opening is sufficient to enable adjacent binding and transcriptional activation by the settler transcription factor retinoic acid receptor at previously unbound motifs. Thus, we demonstrate a new use for Cas9 in increasing surrounding chromatin accessibility to alter local transcription factor binding. National Institutes of Health (U.S.) (5UL1DE019581) National Institutes of Health (U.S.) (RL1DE019021) National Institutes of Health (U.S.) (1K01DK101684-01) National Institutes of Health (U.S.) (1U01HG007037) National Institutes of Health (U.S.) (5P01NS055923) 2016-05-23T14:44:15Z 2016-05-23T14:44:15Z 2016-03 2015-10 Article http://purl.org/eprint/type/JournalArticle 1932-6203 http://hdl.handle.net/1721.1/102604 Barkal, Amira A., Sharanya Srinivasan, Tatsunori Hashimoto, David K. Gifford, and Richard I. Sherwood. “Cas9 Functionally Opens Chromatin.” Edited by Hodaka Fujii. PLOS ONE 11, no. 3 (March 31, 2016): e0152683. https://orcid.org/0000-0003-0521-5855 https://orcid.org/0000-0003-1709-4034 en_US http://dx.doi.org/10.1371/journal.pone.0152683 PLOS ONE Creative Commons Attribution http://creativecommons.org/licenses/by/4.0/ application/pdf Public Library of Science Public Library of Science
spellingShingle Barkal, Amira A.
Srinivasan, Sharanya
Gifford, David K.
Sherwood, Richard I.
Hashimoto, Tatsunori Benjamin
Cas9 Functionally Opens Chromatin
title Cas9 Functionally Opens Chromatin
title_full Cas9 Functionally Opens Chromatin
title_fullStr Cas9 Functionally Opens Chromatin
title_full_unstemmed Cas9 Functionally Opens Chromatin
title_short Cas9 Functionally Opens Chromatin
title_sort cas9 functionally opens chromatin
url http://hdl.handle.net/1721.1/102604
https://orcid.org/0000-0003-0521-5855
https://orcid.org/0000-0003-1709-4034
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