Evidence map›Paper›PMID 39052688›Full record

ArticlePLoS biology2024

Alternative TSS use is widespread in Cryptococcus fungi in response to environmental cues and regulated genome-wide by the transcription factor Tur1.

Thi Tuong Vi Dang, Corinne Maufrais, Jessie Colin, Frédérique Moyrand, Isabelle Mouyna, Jean-Yves Coppée, Chinaemerem U Onyishi, Joanna Lipecka, Ida Chiara Guerrera, Robin C May and 1 more

Abstract read
In one paragraph

Article in PLoS biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors.

Thi Tuong Vi DangUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.
Corinne MaufraisUniversité Paris Cité, Institut Pasteur, HUB Bioinformatique et Biostatistique, C3BI, USR 3756 IP CNRS, Paris, France.
Jessie ColinUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.
Frédérique MoyrandUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.
Isabelle MouynaUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.
Jean-Yves CoppéeUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.
Chinaemerem U OnyishiInstitute of Microbiology and Infection and School of Biosciences, University of Birmingham, Birmingham, United Kingdom.
Joanna LipeckaUniversité Paris Cité, SFR Necker INSERM US24/CNRS UAR3633, Proteomics Platform, Paris, France.
Ida Chiara GuerreraUniversité Paris Cité, SFR Necker INSERM US24/CNRS UAR3633, Proteomics Platform, Paris, France.
Robin C MayInstitute of Microbiology and Infection and School of Biosciences, University of Birmingham, Birmingham, United Kingdom.
Guilhem JanbonUniversité Paris Cité, Institut Pasteur, Unité Biologie des ARN des Pathogènes Fongiques, Département de Mycologie, Paris, France.ORCID 0000-0002-4788-1154

Funding

Pasteur-Paris University (PPU) International PhD Program
6 · The paper itself

Abstract

Alternative transcription start site (TSS) usage regulation has been identified as a major means of gene expression regulation in metazoans. However, in fungi, its impact remains elusive as its study has thus far been restricted to model yeasts. Here, we first re-analyzed TSS-seq data to define genuine TSS clusters in 2 species of pathogenic Cryptococcus. We identified 2 types of TSS clusters associated with specific DNA sequence motifs. Our analysis also revealed that alternative TSS usage regulation in response to environmental cues is widespread in Cryptococcus, altering gene expression and protein targeting. Importantly, we performed a forward genetic screen to identify a unique transcription factor (TF) named Tur1, which regulates alternative TSS (altTSS) usage genome-wide when cells switch from exponential phase to stationary phase. ChiP-Seq and DamID-Seq analyses suggest that at some loci, the role of Tur1 might be direct. Tur1 has been previously shown to be essential for virulence in C. neoformans. We demonstrated here that a tur1Δ mutant strain is more sensitive to superoxide stress and phagocytosed more efficiently by macrophages than the wild-type (WT) strain.

Indexed as

Fungal ProteinsGene Expression Regulation, FungalGenome, FungalTranscription FactorsTranscription Initiation SiteAnimalsCryptococcusCryptococcus neoformansMacrophagesMicePhagocytosisVirulenceFungal ProteinsTranscription Factors

Identifiers

PMID39052688
PMCPMC11302930

What OpenQuestion holds

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LicenceCC BY
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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.