Results 21 to 30 of about 61,359 (235)

DNA ADP-Ribosylation Stalls Replication and Is Reversed by RecF-Mediated Homologous Recombination and Nucleotide Excision Repair

open access: yesCell Reports, 2020
Summary: ADP-ribosylation of proteins is crucial for fundamental cellular processes. Despite increasing examples of DNA ADP-ribosylation, the impact of this modification on DNA metabolism and cell physiology is unknown. Here, we show that the DarTG toxin-
Emeline Lawarée   +5 more
doaj   +1 more source

Biallelic ADPRHL2 mutations in complex neuropathy affect ADP ribosylation and DNA damage response

open access: yesLife Science Alliance, 2021
This work studies known and new ADPRHL2 mutations with different disease mechanisms overall indicating that loss of nuclear ARH3 alone is pathogenic via dysregulated nuclear ADP ribosylation.
Danique Beijer   +10 more
doaj   +1 more source

The interplay of TARG1 and PARG protects against genomic instability

open access: yesCell Reports, 2023
Summary: The timely removal of ADP-ribosylation is crucial for efficient DNA repair. However, much remains to be discovered about ADP-ribosylhydrolases. Here, we characterize the physiological role of TARG1, an ADP-ribosylhydrolase that removes aspartate/
Joséphine Groslambert   +10 more
doaj   +1 more source

Reversible ADP-ribosylation of RNA [PDF]

open access: yesNucleic Acids Research, 2019
AbstractADP-ribosylation is a reversible chemical modification catalysed by ADP-ribosyltransferases such as PARPs that utilize nicotinamide adenine dinucleotide (NAD+) as a cofactor to transfer monomer or polymers of ADP-ribose nucleotide onto macromolecular targets such as proteins and DNA.
Munnur, D   +7 more
openaire   +3 more sources

The DarT/DarG Toxin–Antitoxin ADP-Ribosylation System as a Novel Target for a Rational Design of Innovative Antimicrobial Strategies

open access: yesPathogens, 2023
The chemical modification of cellular macromolecules by the transfer of ADP-ribose unit(s), known as ADP-ribosylation, is an ancient homeostatic and stress response control system.
Giuliana Catara   +2 more
doaj   +1 more source

Ubiquitination accomplished: E1 and E2 enzymes were not necessary [PDF]

open access: yes, 2016
Qiu et al. (2016) show that a mono-ADP-ribosyltransferase, SdeA, from Legionella pneumophila catalyzes ADP-ribosylation of ubiquitin, allowing SdeA to modify substrate with ubiquitin in the absence of E1 and E2 ...
Huang, Danny T., Nakasone, Mark
core   +1 more source

The Making and Breaking of Serine-ADP-Ribosylation in the DNA Damage Response

open access: yesFrontiers in Cell and Developmental Biology, 2021
ADP-ribosylation is a widespread posttranslational modification that is of particular therapeutic relevance due to its involvement in DNA repair. In response to DNA damage, PARP1 and 2 are the main enzymes that catalyze ADP-ribosylation at damage sites ...
Kira Schützenhofer   +2 more
doaj   +1 more source

The role of ADP-ribosylation in regulating DNA interstrand crosslink repair [PDF]

open access: yes, 2016
ADP-ribosylation by ADP-ribosyltransferases (ARTs) has a wellestablished role in DNA strand break repair by promoting enrichment of repair factors at damage sites through ADP-ribose interaction domains. Here, we exploit the simple eukaryote Dictyostelium
Ahel, Ivan   +10 more
core   +4 more sources

Roles of Asp179 and Glu270 in ADP-Ribosylation of Actin by Clostridium perfringens Iota Toxin. [PDF]

open access: yesPLoS ONE, 2015
Clostridium perfringens iota toxin is a binary toxin composed of the enzymatically active component Ia and receptor binding component Ib. Ia is an ADP-ribosyltransferase, which modifies Arg177 of actin.
Alexander Belyy   +5 more
doaj   +1 more source

Molecular Control of the Amount, Subcellular Location and Activity State of Translation Elongation Factor 2 (eEF-2) in Neurons Experiencing Stress [PDF]

open access: yes, 2013
Eukaryotic elongation factor 2 (eEF-2) is an important regulator of the protein translation machinery wherein it controls the movement of the ribosome along the mRNA.
Argüelles-Castilla, Sandro   +5 more
core   +1 more source

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