Resolving DNA Damage: Epigenetic Regulation of DNA Repair

Epigenetic research has rapidly evolved into a dynamic field of genome biology. Chromatin regulation has been proved to be an essential aspect for all genomic processes, including DNA repair. Chromatin structure is modified by enzymes and factors that deposit, erase, and interact with epigenetic mar...

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Main Authors: Panagiotis Karakaidos, Dimitris Karagiannis, Theodoros Rampias
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/25/11/2496
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author Panagiotis Karakaidos
Dimitris Karagiannis
Theodoros Rampias
author_facet Panagiotis Karakaidos
Dimitris Karagiannis
Theodoros Rampias
author_sort Panagiotis Karakaidos
collection DOAJ
description Epigenetic research has rapidly evolved into a dynamic field of genome biology. Chromatin regulation has been proved to be an essential aspect for all genomic processes, including DNA repair. Chromatin structure is modified by enzymes and factors that deposit, erase, and interact with epigenetic marks such as DNA and histone modifications, as well as by complexes that remodel nucleosomes. In this review we discuss recent advances on how the chromatin state is modulated during this multi-step process of damage recognition, signaling, and repair. Moreover, we examine how chromatin is regulated when different pathways of DNA repair are utilized. Furthermore, we review additional modes of regulation of DNA repair, such as through the role of global and localized chromatin states in maintaining expression of DNA repair genes, as well as through the activity of epigenetic enzymes on non-nucleosome substrates. Finally, we discuss current and future applications of the mechanistic interplays between chromatin regulation and DNA repair in the context cancer treatment.
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spelling doaj.art-2aa6842226e84499a3d64b3bc9bb36862023-11-20T01:57:43ZengMDPI AGMolecules1420-30492020-05-012511249610.3390/molecules25112496Resolving DNA Damage: Epigenetic Regulation of DNA RepairPanagiotis Karakaidos0Dimitris Karagiannis1Theodoros Rampias2Biomedical Research Foundation of the Academy of Athens, 11527 Athens, GreeceDepartment of Genetics and Development, Columbia University Medical Center, New York, NY 10032, USABiomedical Research Foundation of the Academy of Athens, 11527 Athens, GreeceEpigenetic research has rapidly evolved into a dynamic field of genome biology. Chromatin regulation has been proved to be an essential aspect for all genomic processes, including DNA repair. Chromatin structure is modified by enzymes and factors that deposit, erase, and interact with epigenetic marks such as DNA and histone modifications, as well as by complexes that remodel nucleosomes. In this review we discuss recent advances on how the chromatin state is modulated during this multi-step process of damage recognition, signaling, and repair. Moreover, we examine how chromatin is regulated when different pathways of DNA repair are utilized. Furthermore, we review additional modes of regulation of DNA repair, such as through the role of global and localized chromatin states in maintaining expression of DNA repair genes, as well as through the activity of epigenetic enzymes on non-nucleosome substrates. Finally, we discuss current and future applications of the mechanistic interplays between chromatin regulation and DNA repair in the context cancer treatment.https://www.mdpi.com/1420-3049/25/11/2496DNA damageDNA repairepigenomicschromatin remodeling
spellingShingle Panagiotis Karakaidos
Dimitris Karagiannis
Theodoros Rampias
Resolving DNA Damage: Epigenetic Regulation of DNA Repair
Molecules
DNA damage
DNA repair
epigenomics
chromatin remodeling
title Resolving DNA Damage: Epigenetic Regulation of DNA Repair
title_full Resolving DNA Damage: Epigenetic Regulation of DNA Repair
title_fullStr Resolving DNA Damage: Epigenetic Regulation of DNA Repair
title_full_unstemmed Resolving DNA Damage: Epigenetic Regulation of DNA Repair
title_short Resolving DNA Damage: Epigenetic Regulation of DNA Repair
title_sort resolving dna damage epigenetic regulation of dna repair
topic DNA damage
DNA repair
epigenomics
chromatin remodeling
url https://www.mdpi.com/1420-3049/25/11/2496
work_keys_str_mv AT panagiotiskarakaidos resolvingdnadamageepigeneticregulationofdnarepair
AT dimitriskaragiannis resolvingdnadamageepigeneticregulationofdnarepair
AT theodorosrampias resolvingdnadamageepigeneticregulationofdnarepair