Evidence map›Paper›PMID 27668699›Full record

ArticleMuscle & nerve2017

Novel mutation in CNTNAP1 results in congenital hypomyelinating neuropathy.

Paulomi Mehta, Melanie Küspert, Tejus Bale, Catherine A Brownstein, Meghan C Towne, Umberto De Girolami, Jiahai Shi, Alan H Beggs, Basil T Darras, Michael Wegner and 2 more

Abstract readCase Reports
In one paragraph

Article in Muscle & nerve, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

13 citing papers in PubMed, 19 citations in OpenAlex.

  1. Review
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  7. Mechanisms of node of Ranvier assembly.Nature reviews. Neuroscience · 2021
    Review
  8. Article
  9. Case reports in medicine · 2020
    Article
  10. Article
  11. Expanding the phenotypic spectrum associated with OPHN1 variants.European journal of medical genetics · 2019
    Article
  12. Article
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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

12 authors at 5 institutions in 3 countries.

Paulomi MehtaDivision of Newborn Medicine, Department of Medicine, Boston Children's Hospital, 300 Longwood Avenue, Harvard Medical School, Boston, Massachusetts, 02115, USA.
Melanie KüspertInstitut für Biochemie, Emil-Fischer-Zentrum, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany.
Tejus BaleDepartment of Pathology, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Catherine A BrownsteinDivision of Genetics and Genomics, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Meghan C TowneDivision of Genetics and Genomics, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Umberto De GirolamiDepartment of Pathology, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Jiahai ShiDepartment of Biomedical Sciences, City University of Hong Kong, Hong Kong.
Alan H BeggsDivision of Genetics and Genomics, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Basil T DarrasDepartment of Neurology, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Michael WegnerInstitut für Biochemie, Emil-Fischer-Zentrum, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany.
Xianhua PiaoDivision of Newborn Medicine, Department of Medicine, Boston Children's Hospital, 300 Longwood Avenue, Harvard Medical School, Boston, Massachusetts, 02115, USA.
Pankaj B AgrawalDivision of Newborn Medicine, Department of Medicine, Boston Children's Hospital, 300 Longwood Avenue, Harvard Medical School, Boston, Massachusetts, 02115, USA.
Harvard University · USBoston Children's Hospital · USFriedrich-Alexander-Universität Erlangen-Nürnberg · DECity University of Hong Kong · HKDana-Farber/Boston Children's Cancer and Blood Disorders Center · US

Funding

SYNAPTIC MECHANISMS IN HIPPOCAMPAL EPILEPTOGENESISP30HD018655 · NICHD · CHILDREN'S HOSPITAL BOSTON · PI POMEROY, SCOTT LOREN · 1985 to 2015
$26.2M
Training Program in Newborn and Developmental DiseasesT32HD007466 · NICHD · CHILDREN'S HOSPITAL BOSTON · PI KOUREMBANAS, STELLA · 1994 to 2016
$8.0M
Genome Sequence-Based Screening for Childhood Risk and Newborn IllnessU19HD077671 · NICHD · BRIGHAM AND WOMEN'S HOSPITAL · PI BEGGS, ALAN H., GREEN, ROBERT C. · 2013 to 2018
$6.1M
Mouse Neurodevelopmental Behavior CoreU54HD090255 · NICHD · BOSTON CHILDREN'S HOSPITAL · PI SAHIN, MUSTAFA · 2016 to 2020
$5.2M
SPEG is Critical in Skeletal Muscle Development and FunctionR01AR068429 · NIAMS · BOSTON CHILDREN'S HOSPITAL · PI AGRAWAL, PANKAJ B · 2015 to 2019
$1.9M
NIAMS NIH HHS R01 AR068429NICHD NIH HHS P30 HD018655NICHD NIH HHS T32 HD007466NICHD NIH HHS U19 HD077671NICHD NIH HHS U54 HD090255
6 · The paper itself

Abstract

introductionCongenital hypomyelinating neuropathy (CHN) is a rare congenital neuropathy that presents in the neonatal period and has been linked previously to mutations in several genes associated with myelination. A recent study has linked 4 homozygous frameshift mutations in the contactin-associated protein 1 (CNTNAP1) gene with this condition.

methodsWe report a neonate with CHN who was found to have absent sensory nerve and compound muscle action potentials and hypomyelination on nerve biopsy.

resultsOn whole exome sequencing, we identified a novel CNTNAP1 homozygous missense mutation (p.Arg388Pro) in the proband, and both parents were carriers. Molecular modeling suggests that this variant disrupts a β-strand to cause an unstable structure and likely significant changes in protein function.

conclusionsThis report links a missense CNTNAP1 variant to the disease phenotype previously associated only with frameshift mutations. Muscle Nerve 55: 761-765, 2017.

Indexed as

Mutation, MissenseAction PotentialsCell Adhesion Molecules, NeuronalCharcot-Marie-Tooth DiseaseElectromyographyFatal OutcomeHumansInfant, NewbornMaleMotor NeuronsNeural ConductionCell Adhesion Molecules, NeuronalCNTNAP1 protein, humanCNTNAP1congenital neuropathyexome sequencinghypomyelinationmissense mutationnerve conduction

Identifiers

PMID27668699
PMCPMC5366284
OpenAlexW2524912897

What OpenQuestion holds

Textmetadata
LicenceTDM
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.