Evidence map›Paper›PMID 16133182›Full record

Trial reportHuman genetics2005

The position of premature termination codons in the hepatocyte nuclear factor -1 beta gene determines susceptibility to nonsense-mediated decay.

L W Harries, Coralie Bingham, Christine Bellanne-Chantelot, A T Hattersley, Sian Ellard

Abstract readClinical TrialComparative Study
PubMed Publisher
In one paragraph

Trial report in Human genetics, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

24 citing papers in PubMed, 54 citations in OpenAlex.

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  17. DISC1 splice variants are upregulated in schizophrenia and associated with risk polymorphisms.Proceedings of the National Academy of Sciences of the United States of America · 2009
    Article
  18. Article
  19. RNA processing and mRNA surveillance in monogenic diabetes.Gene regulation and systems biology · 2008
    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

5 authors at 2 institutions in 2 countries.

L W HarriesInstitute of Biomedical and Clinical Sciences, Peninsula Medical School, Barrack Road, Exeter, UK.
Coralie Bingham
Christine Bellanne-Chantelot
A T Hattersley
Sian Ellard
Peninsula College of Medicine and Dentistry · GBSorbonne Université · FR

Funding

Wellcome Trust
6 · The paper itself

Abstract

The nonsense-mediated decay (NMD) pathway is an mRNA surveillance mechanism that detects and degrades transcripts containing premature termination codons. The position of a truncating mutation can govern the resulting phenotype as mutations in the last exon evade NMD. In this study we investigated the susceptibility to NMD of six truncating HNF-1beta mutations by allele-specific quantitative real-time PCR using transformed lymphoblastoid cell lines. Four of six mutations (R181X, Q243fsdelC, P328L329fsdelCCTCT and A373fsdel29) showed evidence of NMD with levels of mutant transcript at 71% (p=0.009), 24% (p=0.008), 22% (p=0.008) and 3% (p=0.016) of the wild-type allele respectively. Comparable results were derived from lymphoblastoid cells and renal tubule cells isolated from a patient's overnight urine confirming that cell lines provide a good model for mRNA analysis. Two mutations (H69fsdelAC and P159fsdelT) produced transcripts unexpectedly immune to NMD. We conclude that truncating mutant transcripts of the HNF-1beta gene do not conform to the known rules governing NMD susceptibility, but instead demonstrate a previously unreported 5' to 3' polarity. We hypothesise that this may be due to reinitiation of translation downstream of the premature termination codon. Our study suggests that reinitiation of translation may be an important mechanism in the evasion of NMD, but that other factors such as the distance from the native initiation codon may also play a part.

Indexed as

Base SequenceCodon, NonsenseSequence DeletionAdolescentCell Line, TumorCodonFemaleGenetic Diseases, InbornGenetic Predisposition to DiseaseHepatocyte Nuclear Factor 1-betaHumansKidney TubulesMaleProtein BiosynthesisRNA StabilityCodonCodon, NonsenseHepatocyte Nuclear Factor 1-beta

Identifiers

PMID16133182
OpenAlexW2067188481

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.