The Molecular Impacts of Retrotransposons in Development and Diseases

Retrotransposons are invasive genetic elements that constitute substantial portions of mammalian genomes. They have the potential to influence nearby gene expression through their <i>cis</i>-regulatory sequences, reverse transcription machinery, and the ability to mold higher-order chrom...

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Main Authors: Phoebe Lut Fei Tam, Danny Leung
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/24/22/16418
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author Phoebe Lut Fei Tam
Danny Leung
author_facet Phoebe Lut Fei Tam
Danny Leung
author_sort Phoebe Lut Fei Tam
collection DOAJ
description Retrotransposons are invasive genetic elements that constitute substantial portions of mammalian genomes. They have the potential to influence nearby gene expression through their <i>cis</i>-regulatory sequences, reverse transcription machinery, and the ability to mold higher-order chromatin structures. Due to their multifaceted functions, it is crucial for host fitness to maintain strict regulation of these parasitic sequences to ensure proper growth and development. This review explores how subsets of retrotransposons have undergone evolutionary exaptation to enhance the complexity of mammalian genomes. It also highlights the significance of regulating these elements, drawing on recent studies conducted in human and murine systems.
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spelling doaj.art-529448d638194033888b11958cf0037c2023-11-24T14:47:31ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672023-11-0124221641810.3390/ijms242216418The Molecular Impacts of Retrotransposons in Development and DiseasesPhoebe Lut Fei Tam0Danny Leung1Division of Life Science, The Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong SAR, ChinaDivision of Life Science, The Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong SAR, ChinaRetrotransposons are invasive genetic elements that constitute substantial portions of mammalian genomes. They have the potential to influence nearby gene expression through their <i>cis</i>-regulatory sequences, reverse transcription machinery, and the ability to mold higher-order chromatin structures. Due to their multifaceted functions, it is crucial for host fitness to maintain strict regulation of these parasitic sequences to ensure proper growth and development. This review explores how subsets of retrotransposons have undergone evolutionary exaptation to enhance the complexity of mammalian genomes. It also highlights the significance of regulating these elements, drawing on recent studies conducted in human and murine systems.https://www.mdpi.com/1422-0067/24/22/16418retrotransposonsepigenomicsmammalian developmentdiseases
spellingShingle Phoebe Lut Fei Tam
Danny Leung
The Molecular Impacts of Retrotransposons in Development and Diseases
International Journal of Molecular Sciences
retrotransposons
epigenomics
mammalian development
diseases
title The Molecular Impacts of Retrotransposons in Development and Diseases
title_full The Molecular Impacts of Retrotransposons in Development and Diseases
title_fullStr The Molecular Impacts of Retrotransposons in Development and Diseases
title_full_unstemmed The Molecular Impacts of Retrotransposons in Development and Diseases
title_short The Molecular Impacts of Retrotransposons in Development and Diseases
title_sort molecular impacts of retrotransposons in development and diseases
topic retrotransposons
epigenomics
mammalian development
diseases
url https://www.mdpi.com/1422-0067/24/22/16418
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