JANISIW, Eva, Marilina RAICES, Fabiola BALMIR, Luis F. PAULIN, Antoine BAUDRIMONT, Arndt VON HAESELER, Judith L. YANOWITZ, Verena JANTSCH and Nicola SILVA. Poly(ADP-ribose) glycohydrolase coordinates meiotic DNA double-strand break induction and repair independent of its catalytic activity. Nature Communications. London: Nature Publishing Group, 2020, vol. 11, No 1, p. 1-15. ISSN 2041-1723. Available from: https://dx.doi.org/10.1038/s41467-020-18693-1.
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Basic information
Original name Poly(ADP-ribose) glycohydrolase coordinates meiotic DNA double-strand break induction and repair independent of its catalytic activity
Authors JANISIW, Eva (40 Austria), Marilina RAICES (840 United States of America), Fabiola BALMIR (840 United States of America), Luis F. PAULIN (40 Austria), Antoine BAUDRIMONT (40 Austria), Arndt VON HAESELER (40 Austria), Judith L. YANOWITZ (840 United States of America), Verena JANTSCH (40 Austria) and Nicola SILVA (380 Italy, guarantor, belonging to the institution).
Edition Nature Communications, London, Nature Publishing Group, 2020, 2041-1723.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10601 Cell biology
Country of publisher United Kingdom of Great Britain and Northern Ireland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 14.919
RIV identification code RIV/00216224:14110/20:00114363
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.1038/s41467-020-18693-1
UT WoS 000573737400001
Keywords in English Poly(ADP-ribose) glycohydrolase; meiotic DNA double-strand break induction
Tags 14110513, CF CELLIM, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tereza Miškechová, učo 341652. Changed: 29/10/2020 13:28.
Abstract
Poly(ADP-ribosyl)ation is a reversible post-translational modification synthetized by ADP-ribose transferases and removed by poly(ADP-ribose) glycohydrolase (PARG), which plays important roles in DNA damage repair. While well-studied in somatic tissues, much less is known about poly(ADP-ribosyl)ation in the germline, where DNA double-strand breaks are introduced by a regulated program and repaired by crossover recombination to establish a tether between homologous chromosomes. The interaction between the parental chromosomes is facilitated by meiotic specific adaptation of the chromosome axes and cohesins, and reinforced by the synaptonemal complex. Here, we uncover an unexpected role for PARG in coordinating the induction of meiotic DNA breaks and their homologous recombination-mediated repair in Caenorhabditis elegans. PARG-1/PARG interacts with both axial and central elements of the synaptonemal complex, REC-8/Rec8 and the MRN/X complex. PARG-1 shapes the recombination landscape and reinforces the tightly regulated control of crossover numbers without requiring its catalytic activity. We unravel roles in regulating meiosis, beyond its enzymatic activity in poly(ADP-ribose) catabolism. Poly(ADP-ribose) glycohydrolase (PARG) is involved in different cellular processes including DNA repair. Here the authors reveal a role for PARG in regulating meiotic DNA double strand break induction and repair in Caenorhabditis elegans.
Links
GA20-08819S, research and development projectName: Pochopení úlohy PARG při podpoře tvorby a oprav dvouřetězcových zlomů DNA v meióze
Investor: Czech Science Foundation
LM2018129, research and development projectName: Národní infrastruktura pro biologické a medicínské zobrazování Czech-BioImaging
Investor: Ministry of Education, Youth and Sports of the CR
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