Evidence map›Paper›PMID 42766646›Full record

ArticlePLoS biology2026

The kinetoplastid-specific transcription factor mtTF1 is essential for mitochondrial gene expression and maxicircle replication in Trypanosoma brucei.

Bianca Manuela Berger, Enrico Santini, Himaja Manjunatha, Lea Trost, Markus Gerber, Hauke S Hillen, Torsten Ochsenreiter

Abstract read
In one paragraph

Article in PLoS biology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

7 authors.

Bianca Manuela BergerInstitute of Cell Biology, University of Bern, Bern, Switzerland.
Enrico SantiniInstitute of Cell Biology, University of Bern, Bern, Switzerland.
Himaja ManjunathaInstitute of Cell Biology, University of Bern, Bern, Switzerland.
Lea TrostDepartment of Cellular Biochemistry, University Medical Center Göttingen, Göttingen, Germany.
Markus GerberInstitute of Cell Biology, University of Bern, Bern, Switzerland.
Hauke S HillenDepartment of Cellular Biochemistry, University Medical Center Göttingen, Göttingen, Germany.
Torsten OchsenreiterInstitute of Cell Biology, University of Bern, Bern, Switzerland.ORCID https://orcid.org/0000-0002-8846-8526

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mitochondrial DNA replication and gene expression are essential for cell survival. In Trypanosoma brucei, a protozoan animal and human parasite, the mitochondrial RNA polymerase (mtRNAP, Tb927.11.5780) plays roles in both transcription and DNA replication. This study identifies and characterizes the first mitochondrial transcription factor (mtTF1, Tb927.6.4510) in the Kinetoplastea. The mtRNAP and mtTF1 form a high-molecular-weight complex that localizes to the kinetoplast DNA (kDNA) and is essential for parasite survival in both life cycle stages. Their localization is interdependent, and both proteins influence maxicircle replication, but not minicircle replication. Knockdown of either protein results in altered gene expression, particularly affecting the minor strand of the mitochondrial genome. mTF1 specifically binds to kDNA and since it is unique to the Kinetoplastea, it might prove to be a promising drug target.

Indexed as

DNA, KinetoplastDNA ReplicationMitochondrial ProteinsProtozoan ProteinsTranscription FactorsTrypanosoma brucei bruceiAnimalsDNA-Directed RNA PolymerasesMitochondriaDNA-Directed RNA PolymerasesDNA, KinetoplastMitochondrial ProteinsProtozoan ProteinsTranscription Factors

Identifiers

PMID42766646
PMCPMC13623095

What Socratic holds

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Registered trials

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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 Socratic graph.