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Cited by 95Chromosomal and Genetic VariationsEvolution and Genetic DynamicsReproductive System and Pregnancy

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Physiological Knockout of the Envelope Gene of the Single-Copy ERV-3 Human Endogenous Retrovirus in a Fraction of the Caucasian Population

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de Parseval, Nathalie, Heidmann, Thierry·1998·Journal of Virology

Abstract

ERV-3 is an evolutionarily conserved single-copy human endogenous retrovirus with a coding envelope gene potentially involved in important placental functions. We have investigated the sequence variability of this gene among 150 unrelated Caucasian individuals and found eight polymorphic sites. One of them corresponds to the introduction of a stop codon resulting in the production of a severely truncated ERV-3 envelope protein lacking both the fusion peptide and the immunosuppressive domain of the protein. The stop codon is observed in a homozygous state in approximately 1% of Caucasian individuals without evidence for counterselection, thus precluding the involvement of any essential function of the gene in placental implantation and development. This natural knockout provides a mean to investigate other potential roles for this otherwise highly conserved gene.

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Research works printed but not linked: 17

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Metadata

Authors
de Parseval, N., & Heidmann, T.
Affiliations
  • Centre National de la Recherche Scientifique (FR)
  • <!--label omitted: 1-->Unité des Rétrovirus Endogènes et Eléments Retroı̈des des Eucaryotes Supérieurs, CNRS UMR 1573, Institut Gustave Roussy, 94805 Villejuif Cedex, France
Venue
Journal of Virology
Published
1998-04
Volume
72
Issue
4
Pages
3442-3445
ISSN
  • 0022-538X (ISSN-L)
  • 1098-5514
OpenAlex
W2119322510
Cited by
95
References
0
Citations by year
2026: 1 · 2025: 1 · 2024: 1 · 2023: 3 · 2021: 1 · 2019: 1 · 2018: 3 · 2017: 3 · 2016: 3 · 2015: 4 · 2014: 2 · 2013: 6 · 2012: 3
FWCI
9.22
Type
journal article
Language
en
Open access
Locations
  • Journal of Virology (publishedVersion)
  • Europe PMC (PubMed Central) (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Chromosomal and Genetic Variations
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Evolution and Genetic Dynamics
  • Life Sciences › Immunology and Microbiology › Immunology › Reproductive System and Pregnancy
Keywords
human endogenous retroviruses, env gene, stop codon, polymorphism, Caucasian population, placental function, fusion peptide, sequence variation
MeSH terms
Base Sequence, DNA, Viral, Female, Humans, Male, Molecular Sequence Data, Pedigree, Polymorphism, Genetic, Population, Retroviridae, Genes, env, Gene Deletion, Codon, Terminator, White People

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CoChat. (2026). Citation check: Physiological Knockout of the Envelope Gene of the Single-Copy ERV-3 Human Endogenous Retrovirus in a Fraction of the Caucasian Population. https://app.cochat.ai/papers/10.1128/jvi.72.4.3442-3445.1998
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de Parseval, N., & Heidmann, T. (1998). Physiological Knockout of the Envelope Gene of the Single-Copy ERV-3 Human Endogenous Retrovirus in a Fraction of the Caucasian Population. Journal of Virology. https://doi.org/10.1128/jvi.72.4.3442-3445.1998

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