Evidence map›Paper›PMID 23456818›Full record

ArticleJournal of medical genetics2013

Exome sequencing identifies DYNC2H1 mutations as a common cause of asphyxiating thoracic dystrophy (Jeune syndrome) without major polydactyly, renal or retinal involvement.

Miriam Schmidts, Heleen H Arts, Ernie M H F Bongers, Zhimin Yap, Machteld M Oud, Dinu Antony, Lonneke Duijkers, Richard D Emes, Jim Stalker, Jan-Bart L Yntema and 25 more

Open access · bronzeAbstract read
In one paragraph

Article in Journal of medical genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed
12.5field-weighted citation impact, top 1% 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

78 citing papers in PubMed, 140 citations in OpenAlex.

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  14. Characterization of a novel deep-intronic variant inCold Spring Harbor molecular case studies · 2022
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  19. Observational
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18 more citing papers are in PubMed but not listed here.

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

35 authors at 16 institutions in 6 countries.

Miriam SchmidtsMolecular Medicine Unit, Birth Defects Research Centre, University College London UCL Institute of Child Health, 30 Guilford Street, London WC1N 1EH, UK.
Heleen H Arts
Ernie M H F Bongers
Zhimin Yap
Machteld M Oud
Dinu Antony
Lonneke Duijkers
Richard D Emes
Jim Stalker
Jan-Bart L Yntema
Vincent Plagnol
Alexander Hoischen
Christian Gilissen
Elisabeth Forsythe
Ekkehart Lausch
Joris A Veltman
Nel Roeleveld
Andrea Superti-Furga
Anna Kutkowska-Kazmierczak
Erik-Jan Kamsteeg
Nursel Elçioğlu
Merel C van Maarle
Luitgard M Graul-Neumann
Koenraad Devriendt
Sarah F Smithson
Diana Wellesley
Nienke E Verbeek
Raoul C M Hennekam
Hulya Kayserili
Peter J Scambler
Philip L Beales
UK10K
Nine Vam Knoers
Ronald Roepman
Hannah M Mitchison
University College London · GBRadboud University Nijmegen · NLRadboud University Medical Center · NLUniversity Medical Center Utrecht · NLAcademic Medical Center · NLCharité - Universitätsmedizin Berlin · DEIstanbul University · TRKU Leuven · BELeiden University Medical Center · NLMarmara University · TRPrincess Anne Hospital · GBSt Michael's Hospital · GBUniversity Medical Center Freiburg · DEUniversity of Lausanne · CHUniversity of Nottingham · GBWellcome Sanger Institute · GB

Funding

Department of Health NF-SI-0510-10268Medical Research Council MR/K000608/1Wellcome Trust 090532Wellcome Trust WT091310
6 · The paper itself

Abstract

backgroundJeune asphyxiating thoracic dystrophy (JATD) is a rare, often lethal, recessively inherited chondrodysplasia characterised by shortened ribs and long bones, sometimes accompanied by polydactyly, and renal, liver and retinal disease. Mutations in intraflagellar transport (IFT) genes cause JATD, including the IFT dynein-2 motor subunit gene DYNC2H1. Genetic heterogeneity and the large DYNC2H1 gene size have hindered JATD genetic diagnosis. AIMS AND

methodsTo determine the contribution to JATD we screened DYNC2H1 in 71 JATD patients JATD patients combining SNP mapping, Sanger sequencing and exome sequencing. RESULTS AND

conclusionsWe detected 34 DYNC2H1 mutations in 29/71 (41%) patients from 19/57 families (33%), showing it as a major cause of JATD especially in Northern European patients. This included 13 early protein termination mutations (nonsense/frameshift, deletion, splice site) but no patients carried these in combination, suggesting the human phenotype is at least partly hypomorphic. In addition, 21 missense mutations were distributed across DYNC2H1 and these showed some clustering to functional domains, especially the ATP motor domain. DYNC2H1 patients largely lacked significant extra-skeletal involvement, demonstrating an important genotype-phenotype correlation in JATD. Significant variability exists in the course and severity of the thoracic phenotype, both between affected siblings with identical DYNC2H1 alleles and among individuals with different alleles, which suggests the DYNC2H1 phenotype might be subject to modifier alleles, non-genetic or epigenetic factors. Assessment of fibroblasts from patients showed accumulation of anterograde IFT proteins in the ciliary tips, confirming defects similar to patients with other retrograde IFT machinery mutations, which may be of undervalued potential for diagnostic purposes.

Indexed as

Models, MolecularProtein ConformationBase SequenceCytoplasmic DyneinsEllis-Van Creveld SyndromeExomeGene ComponentsHumansMicroscopy, FluorescenceMolecular Sequence DataMutationPolymorphism, Single NucleotideSequence Analysis, DNACytoplasmic DyneinsDYNC2H1 protein, human

Identifiers

PMID23456818
PMCPMC3627132
OpenAlexW2166573934

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LicenceCC BY-NC
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.