Ribosomal profiling of human endogenous retroviruses in healthy tissues.

Publication Type Review
Authors Dopkins N, Singh B, Michael S, Zhang P, Marston J, Fei T, Singh M, Feschotte C, Collins N, Bendall M, Nixon D
Journal BMC Genomics
Volume 25
Issue 1
Pagination 5
Date Published 01/02/2024
ISSN 1471-2164
Keywords Endogenous Retroviruses, Ribosomes
Abstract Human endogenous retroviruses (HERVs) are the germline embedded proviral fragments of ancient retroviral infections that make up roughly 8% of the human genome. Our understanding of HERVs in physiology primarily surrounds their non-coding functions, while their protein coding capacity remains virtually uncharacterized. Therefore, we applied the bioinformatic pipeline "hervQuant" to high-resolution ribosomal profiling of healthy tissues to provide a comprehensive overview of translationally active HERVs. We find that HERVs account for 0.1-0.4% of all translation in distinct tissue-specific profiles. Collectively, our study further supports claims that HERVs are actively translated throughout healthy tissues to provide sequences of retroviral origin to the human proteome.
DOI 10.1186/s12864-023-09909-x
PubMed ID 38166631
PubMed Central ID PMC10759522
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