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Breast tumors are characterized into different subtypes based on their surface marker expression, which affects their prognosis and treatment. For example, triple negative breast cancer cells (ER-/PR-/Her2-) show reduced susceptibility towards radiotherapy and chemotherapeutic agents. Poly (ADP-ribo...
2016-11-07 | MTBLS337 | MetaboLights
Oxidative stress is a potent inducer of protein ADP-ribosylation. Although the proteins modified under oxidative stress have been identified, it is not clear, whether the number of modified proteins and/or the number ADP-ribosylation sites varies with stress intensity. Here, we investigated both the...
ORGANISM(S): Homo Sapiens (ncbitaxon:9606) 
2016-11-13 | MSV000080334 | MassIVE
ADP-ribosylation has thus far been studied on the proteomic level mainly in cell lines and in combination with genotoxic stress. The clostridium-like ADP-ribosyltransferases (i.e. ARTC) are GPI-anchored or secreted proteins that are expressed in a highly tissue specific manner. Transcriptomic data r...
ORGANISM(S): Mus musculus (Mouse) 
2018-08-17 | PXD008041 | Pride
In the mammalian DNA damage response, ADP-ribosylation signaling is of crucial importance to mark sites of DNA damage as well as recruit and regulate repairs factors. Specifically, the PARP1:HPF1 complex recognizes damaged DNA and catalyzes the formation of serine-linked ADP-ribosylation marks (mono...
ORGANISM(S): Drosophila melanogaster (Fruit fly) 
2023-05-26 | PXD036512 | Pride
ADP-ribosylation is a posttranslational modification that exists in monomeric and polymeric forms. Whereas the writers (e.g. ARTD1/PARP1) and erasers (e.g. PARG, ARH3) of poly-ADP-ribosylation (PARylation) are relatively well described, the enzymes involved in mono-ADP-ribosylation (MARylation) have...
ORGANISM(S): Mus musculus (Mouse) 
2017-12-14 | PXD008083 | Pride
ADP-ribosylation (ADPr) is a reversible posttranslational modification involved in a range of cellular processes. Here, we report system-wide identification of serine ADPr in human cells upon oxidative stress. High-resolution mass spectrometry and unrestricted data processing confirm that serine res...
ORGANISM(S): Homo sapiens (Human) 
2018-08-29 | PXD009208 | Pride
The protein composition of DNA-protein crosslinks (DPCs) induced by formaldehyde treatment of human cell lines was analyzed by mass spectrometry.
ORGANISM(S): Homo Sapiens (ncbitaxon:9606) 
2024-06-14 | MSV000095039 | MassIVE
TNF is a key component of the innate immune response. Upon binding to its receptor, TNFR1, it promotes production of other cytokines via a membrane-bound complex 1, or induces cell death via a cytosolic complex 2. To understand how TNF-induced cell death is regulated we performed mass spectrometry o...
ORGANISM(S): Mus musculus (Mouse) 
2022-06-09 | PXD032131 | Pride
Strategies for installing authentic ADP-ribosylation (ADPr) at desired positions are fundamental for creating the tools needed to explore this elusive PTM in essential cellular processes. Here we describe a phospho-guided chemoenzymatic approach based on the Ser-ADPr writer complex for rapid, scalab...
ORGANISM(S): Homo sapiens (Human) 
2020-11-17 | PXD020589 | Pride
Although Poly(ADP-ribose)-polymerases (PARPs) are key regulators of genome stability, how site-specific ADP-ribosylation regulates DNA repair is unclear. Here, we describe a novel role for PARP1 and PARP2 in regulating Rad52-dependent replication fork repair to maintain cell viability when HR is dys...
ORGANISM(S): Homo sapiens (Human) 
2023-10-24 | PXD035661 | Pride
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