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Cited by 182

The DOI matches its Crossref record; 11 of the 11 references it cites were found in a registry or an index.

Parallel shRNA and CRISPR-Cas9 screens enable antiviral drug target identification

Open access
Deans, Richard M, Morgens, David W, Ökesli, Ayşe, Pillay, Sirika, Horlbeck, Max A, Kampmann, Martin, Gilbert, Luke A, Li, Amy, Mateo, Roberto, Smith, Mark, Glenn, Jeffrey S, Carette, Jan E, Khosla, Chaitan, Bassik, Michael C·2016·Nature Chemical Biology

Abstract

Broad spectrum antiviral drugs targeting host processes could potentially treat a wide range of viruses while reducing the likelihood of emergent resistance. Despite great promise as therapeutics, such drugs remain largely elusive. Here we use parallel genome-wide high-coverage shRNA and CRISPR-Cas9 screens to identify the cellular target and mechanism of action of GSK983, a potent broad spectrum antiviral with unexplained cytotoxicity1–3. We show that GSK983 blocks cell proliferation and dengue virus replication by inhibiting the pyrimidine biosynthesis enzyme dihydroorotate dehydrogenase (DHODH). Guided by mechanistic insights from both genomic screens, we found that exogenous deoxycytidine markedly reduces GSK983 cytotoxicity but not antiviral activity, providing an attractive novel approach to improve the therapeutic window of DHODH inhibitors against RNA viruses. Together, our results highlight the distinct advantages and limitations of each screening method for identifying drug targets and demonstrate the utility of parallel knockdown and knockout screens for comprehensively probing drug activity.

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Metadata

Authors
Deans, R. M., Morgens, D. W., Ökesli, A., Pillay, S., Horlbeck, M. A., Kampmann, M., Gilbert, L. A., Li, A., Mateo, R., Smith, M., Glenn, J. S., Carette, J. E., Khosla, C., & Bassik, M. C.
Venue
Nature Chemical Biology
Published
2016-03-28
Volume
12
Issue
5
Pages
361-366
ISSN
  • 1552-4450 (ISSN-L)
  • 1552-4469
OpenAlex
W2334877168
Cited by
182
References
11
FWCI
12.94
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Parallel shRNA and CRISPR-Cas9 screens enable antiviral drug target identification. https://app.cochat.ai/papers/10.1038/nchembio.2050
The paper
Deans, R. M., Morgens, D. W., Ökesli, A., Pillay, S., Horlbeck, M. A., Kampmann, M., Gilbert, L. A., Li, A., Mateo, R., Smith, M., Glenn, J. S., Carette, J. E., Khosla, C., & Bassik, M. C. (2016). Parallel shRNA and CRISPR-Cas9 screens enable antiviral drug target identification. Nature Chemical Biology. https://doi.org/10.1038/nchembio.2050

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.