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A Process of Resection-Dependent Nonhomologous End Joining Involving the Goddess Artemis

Löbrich, Markus ; Jeggo, Penny (2021)
A Process of Resection-Dependent Nonhomologous End Joining Involving the Goddess Artemis.
In: Trends in Biochemical Sciences, 2017, 42 (9)
doi: 10.26083/tuprints-00018935
Artikel, Zweitveröffentlichung, Verlagsversion

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Kurzbeschreibung (Abstract)

DNA double-strand breaks (DSBs) are a hazardous form of damage that can potentially cause cell death or genomic rearrangements. In mammalian G1- and G2-phase cells, DSBs are repaired with two-component kinetics. In both phases, a fast process uses canonical nonhomologous end joining (c-NHEJ) to repair the majority of DSBs. In G2, slow repair occurs by homologous recombination. The slow repair process in G1 also involves c-NHEJ proteins but additionally requires the nuclease Artemis and DNA end resection. Here, we consider the nature of slow DSB repair in G1 and evaluate factors determining whether DSBs are repaired with fast or slow kinetics. We consider limitations in our current knowledge and present a speculative model for Artemis-dependent c-NHEJ and the environment underlying its usage.

Typ des Eintrags: Artikel
Erschienen: 2021
Autor(en): Löbrich, Markus ; Jeggo, Penny
Art des Eintrags: Zweitveröffentlichung
Titel: A Process of Resection-Dependent Nonhomologous End Joining Involving the Goddess Artemis
Sprache: Englisch
Publikationsjahr: 2021
Publikationsdatum der Erstveröffentlichung: 2017
Verlag: Elsevier
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Trends in Biochemical Sciences
Jahrgang/Volume einer Zeitschrift: 42
(Heft-)Nummer: 9
DOI: 10.26083/tuprints-00018935
URL / URN: https://tuprints.ulb.tu-darmstadt.de/18935
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Herkunft: Zweitveröffentlichungsservice
Kurzbeschreibung (Abstract):

DNA double-strand breaks (DSBs) are a hazardous form of damage that can potentially cause cell death or genomic rearrangements. In mammalian G1- and G2-phase cells, DSBs are repaired with two-component kinetics. In both phases, a fast process uses canonical nonhomologous end joining (c-NHEJ) to repair the majority of DSBs. In G2, slow repair occurs by homologous recombination. The slow repair process in G1 also involves c-NHEJ proteins but additionally requires the nuclease Artemis and DNA end resection. Here, we consider the nature of slow DSB repair in G1 and evaluate factors determining whether DSBs are repaired with fast or slow kinetics. We consider limitations in our current knowledge and present a speculative model for Artemis-dependent c-NHEJ and the environment underlying its usage.

Status: Verlagsversion
URN: urn:nbn:de:tuda-tuprints-189353
Sachgruppe der Dewey Dezimalklassifikatin (DDC): 500 Naturwissenschaften und Mathematik > 570 Biowissenschaften, Biologie
Fachbereich(e)/-gebiet(e): 10 Fachbereich Biologie
10 Fachbereich Biologie > Radiation Biology and DNA Repair
Hinterlegungsdatum: 16 Aug 2021 12:13
Letzte Änderung: 24 Aug 2021 07:02
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