Evidence map›Paper›PMID 17894861›Full record

ArticleNeural development2007

HSPC300 and its role in neuronal connectivity.

Abrar Qurashi, H Bahar Sahin, Pilar Carrera, Alexis Gautreau, Annette Schenck, Angela Giangrande

Open access · goldAbstract read
In one paragraph

Article in Neural development, 2007. 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 22% 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, 32 citations in OpenAlex.

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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

6 authors at 1 institution in 3 countries.

Abrar QurashiInstitut de Génétique et de Biologie Moléculaire et Cellulaire, CNRS/INSERM/ULP, BP 10142, 67404 Illkirch, CU de Strasbourg, France. qurashi.abrar@gmail.com
H Bahar Sahin
Pilar Carrera
Alexis Gautreau
Annette Schenck
Angela Giangrande
Centre National de la Recherche Scientifique · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe WAVE/SCAR complex, consisting of CYFIP (PIR121 or Sra1), Kette (Nap1), Abi, SCAR (WAVE) and HSPC300, is known to regulate the actin nucleating Arp2/3 complex in a Rac1-dependent manner. While in vitro and in vivo studies have demonstrated that CYFIP, Kette, Abi and SCAR work as subunits of the complex, the role of the small protein HSPC300 remains unclear.

resultsIn the present study, we identify the HSPC300 gene and characterize its interaction with the WAVE/SCAR complex in the Drosophila animal model. On the basis of several lines of evidence, we demonstrate that HSPC300 is an indispensable component of the complex controlling axonal and neuromuscular junction (NMJ) growth. First, the Drosophila HSPC300 expression profile resembles that of other members of the WAVE/SCAR complex. Second, HSPC300 mutation, as well as mutations in the other complex subunits, results in identical axonal and NMJ growth defects. Third, like with other complex subunits, defects in NMJ architecture are rescued by presynaptic expression of the respective wild-type gene. Fourth, HSPC300 genetically interacts with another subunit of the WAVE/SCAR complex. Fifth, HSPC300 physically associates with CYFIP and SCAR.

conclusionPresent data provide the first evidence for HSPC300 playing a role in nervous system development and demonstrate in vivo that this small protein works in the context of the WAVE/SCAR complex.

Indexed as

Adaptor Proteins, Signal TransducingAnimalsCarrier ProteinsCells, CulturedCytoskeletal ProteinsCytoskeletonDrosophila melanogasterDrosophila ProteinsGene Expression Regulation, DevelopmentalMicrofilament ProteinsMotor NeuronsMutationNerve Tissue ProteinsNervous SystemNeural PathwaysNeuromuscular JunctionAbi protein, DrosophilaAdaptor Proteins, Signal TransducingBRK1 protein, humanCarrier ProteinsCytoskeletal ProteinsDrosophila Proteinshem protein, DrosophilaHSPC300 protein, DrosophilaMicrofilament ProteinsNerve Tissue ProteinsProtein SubunitsSra-1 protein, DrosophilaWiskott-Aldrich Syndrome Protein Family

Identifiers

PMID17894861
PMCPMC2098765
OpenAlexW2171629301

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LicenceCC BY
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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 OpenQuestion graph.