Evidence map›Paper›PMID 19429780›Full record

ArticleEukaryotic cell2009

The cell end marker protein TeaC is involved in growth directionality and septation in Aspergillus nidulans.

Yuhei Higashitsuji, Saturnino Herrero, Norio Takeshita, Reinhard Fischer

Open access · diamondAbstract read
In one paragraph

Article in Eukaryotic cell, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.3field-weighted citation impact, top 20% of its field
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

16 citing papers in PubMed, 47 citations in OpenAlex.

  1. Article
  2. Review
  3. Identifying Conserved GenericJournal of fungi (Basel, Switzerland) · 2021
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  16. Mechanisms of hypha orientation of fungi.Current opinion in microbiology · 2009
    Review
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

4 authors at 1 institution in 1 country.

Yuhei HigashitsujiUniversity of Karlsruhe and Karlsruhe Institute of Technology, Institute of Applied Biosciences-Microbiology, D-76187 Karlsruhe, Germany.
Saturnino Herrero
Norio Takeshita
Reinhard Fischer
Karlsruhe Institute of Technology · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Polarized growth in filamentous fungi depends on the correct spatial organization of the microtubule (MT) and actin cytoskeleton. In Schizosaccharomyces pombe it was shown that the MT cytoskeleton is required for the delivery of so-called cell end marker proteins, e.g., Tea1 and Tea4, to the cell poles. Subsequently, these markers recruit several proteins required for polarized growth, e.g., a formin, which catalyzes actin cable formation. The latest results suggest that this machinery is conserved from fission yeast to Aspergillus nidulans. Here, we have characterized TeaC, a putative homologue of Tea4. Sequence identity between TeaC and Tea4 is only 12.5%, but they both share an SH3 domain in the N-terminal region. Deletion of teaC affected polarized growth and hyphal directionality. Whereas wild-type hyphae grow straight, hyphae of the mutant grow in a zig-zag way, similar to the hyphae of teaA deletion (tea1) strains. Some small, anucleate compartments were observed. Overexpression of teaC repressed septation and caused abnormal swelling of germinating conidia. In agreement with the two roles in polarized growth and in septation, TeaC localized to hyphal tips and to septa. TeaC interacted with the cell end marker protein TeaA at hyphal tips and with the formin SepA at hyphal tips and at septa.

Indexed as

Aspergillus nidulansCell PolarityConserved SequenceCytoskeletal ProteinsFungal ProteinsHyphaeMicrotubule-Associated ProteinsProtein Structure, TertiarySchizosaccharomyces pombe ProteinsSpores, FungalCytoskeletal ProteinsFungal ProteinsMicrotubule-Associated ProteinsSchizosaccharomyces pombe ProteinsSEPA protein, Emericella nidulansTea4 protein, S pombe

Identifiers

PMID19429780
PMCPMC2708464
OpenAlexW2143679031

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.