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Characterising the loss-of-function impact of 5’ untranslated region variants in 15,708 individuals

Whiffin, Nicola ; Groop, Leif LU ; Haiman, C ; Melander, Olle LU orcid ; Nilsson, Peter M LU and Ware, James S. (2020) In Nature Communications 11(1).
Abstract
Upstream open reading frames (uORFs) are tissue-specific cis-regulators of protein translation. Isolated reports have shown that variants that create or disrupt uORFs can cause disease. Here, in a systematic genome-wide study using 15,708 whole genome sequences, we show that variants that create new upstream start codons, and variants disrupting stop sites of existing uORFs, are under strong negative selection. This selection signal is significantly stronger for variants arising upstream of genes intolerant to loss-of-function variants. Furthermore, variants creating uORFs that overlap the coding sequence show signals of selection equivalent to coding missense variants. Finally, we identify specific genes where modification of uORFs likely... (More)
Upstream open reading frames (uORFs) are tissue-specific cis-regulators of protein translation. Isolated reports have shown that variants that create or disrupt uORFs can cause disease. Here, in a systematic genome-wide study using 15,708 whole genome sequences, we show that variants that create new upstream start codons, and variants disrupting stop sites of existing uORFs, are under strong negative selection. This selection signal is significantly stronger for variants arising upstream of genes intolerant to loss-of-function variants. Furthermore, variants creating uORFs that overlap the coding sequence show signals of selection equivalent to coding missense variants. Finally, we identify specific genes where modification of uORFs likely represents an important disease mechanism, and report a novel uORF frameshift variant upstream of NF2 in neurofibromatosis. Our results highlight uORF-perturbing variants as an under-recognised functional class that contribute to penetrant human disease, and demonstrate the power of large-scale population sequencing data in studying non-coding variant classes. (Less)
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Nature Communications
volume
11
issue
1
article number
2523
publisher
Nature Publishing Group
external identifiers
  • scopus:85085581111
ISSN
2041-1723
DOI
10.1038/s41467-019-10717-9
language
English
LU publication?
yes
id
c9d0f2fd-ff4b-4a8e-ba62-4207da9f7a6c
date added to LUP
2022-03-29 11:39:06
date last changed
2024-04-10 09:33:26
@article{c9d0f2fd-ff4b-4a8e-ba62-4207da9f7a6c,
  abstract     = {{Upstream open reading frames (uORFs) are tissue-specific cis-regulators of protein translation. Isolated reports have shown that variants that create or disrupt uORFs can cause disease. Here, in a systematic genome-wide study using 15,708 whole genome sequences, we show that variants that create new upstream start codons, and variants disrupting stop sites of existing uORFs, are under strong negative selection. This selection signal is significantly stronger for variants arising upstream of genes intolerant to loss-of-function variants. Furthermore, variants creating uORFs that overlap the coding sequence show signals of selection equivalent to coding missense variants. Finally, we identify specific genes where modification of uORFs likely represents an important disease mechanism, and report a novel uORF frameshift variant upstream of NF2 in neurofibromatosis. Our results highlight uORF-perturbing variants as an under-recognised functional class that contribute to penetrant human disease, and demonstrate the power of large-scale population sequencing data in studying non-coding variant classes.}},
  author       = {{Whiffin, Nicola and Groop, Leif and Haiman, C and Melander, Olle and Nilsson, Peter M and Ware, James S.}},
  issn         = {{2041-1723}},
  language     = {{eng}},
  number       = {{1}},
  publisher    = {{Nature Publishing Group}},
  series       = {{Nature Communications}},
  title        = {{Characterising the loss-of-function impact of 5’ untranslated region variants in 15,708 individuals}},
  url          = {{http://dx.doi.org/10.1038/s41467-019-10717-9}},
  doi          = {{10.1038/s41467-019-10717-9}},
  volume       = {{11}},
  year         = {{2020}},
}