Evidence map›Paper›PMID 39557836›Full record

ArticleNature communications2024

CRISPR screens and lectin microarrays identify high mannose N-glycan regulators.

C Kimberly Tsui, Nicholas Twells, Jenni Durieux, Emma Doan, Jacqueline Woo, Noosha Khosrojerdi, Janiya Brooks, Ayodeji Kulepa, Brant Webster, Lara K Mahal and 1 more

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

C Kimberly TsuiDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA. kimtsui@berkeley.edu.ORCID 0000-0002-3807-5329
Nicholas TwellsDepartment of Chemistry, University of Alberta, Edmonton, Canada.
Jenni DurieuxDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Emma DoanDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Jacqueline WooDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Noosha KhosrojerdiDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Janiya BrooksDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Ayodeji KulepaDepartment of Chemistry, University of Alberta, Edmonton, Canada.
Brant WebsterDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA.
Lara K MahalDepartment of Chemistry, University of Alberta, Edmonton, Canada.ORCID 0000-0003-4791-8524
Andrew DillinDepartment of Molecular and Cell Biology, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, CA, USA. dillin@berkeley.edu.ORCID 0000-0002-7427-2629

Funding

Systemic Regulation of ER ProteostasisF32AG069388 · NIA · UNIVERSITY OF CALIFORNIA BERKELEY · PI TSUI, CHUNG YIN KIMBERLY · 2021 to 2023
$210k
NIA NIH HHS F32 AG069388U.S. Department of Health & Human Services | NIH | National Institute on Aging (U.S. National Institute on Aging) 5F32AG069388-03
6 · The paper itself

Abstract

Glycans play critical roles in cellular signaling and function. Unlike proteins, glycan structures are not templated from genetic sequences but synthesized by the concerted activity of many genes, making them historically challenging to study. Here, we present a strategy that utilizes CRISPR screens and lectin microarrays to uncover and characterize regulators of glycosylation. We applied this approach to study the regulation of high mannose glycans - the starting structure of all asparagine(N)-linked-glycans. We used CRISPR screens to uncover the expanded network of genes controlling high mannose levels, followed by lectin microarrays to fully measure the complex effect of select regulators on glycosylation globally. Through this, we elucidated how two high mannose regulators - TM9SF3 and the CCC complex - control complex N-glycosylation via regulating Golgi morphology and function. Notably, this allows us to interrogate Golgi function in-depth and reveals that similar disruption to Golgi morphology can lead to drastically different glycosylation outcomes. Collectively, this work demonstrates a generalizable approach for systematically dissecting the regulatory network underlying glycosylation.

Indexed as

Golgi ApparatusLectinsMannosePolysaccharidesClustered Regularly Interspaced Short Palindromic RepeatsCRISPR-Cas SystemsGlycosylationHEK293 CellsHumansLectinsMannosePolysaccharides

Identifiers

PMID39557836
PMCPMC11574202

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.