Results 31 to 40 of about 1,793 (163)

Emerging Concepts on the Role of ADP-Ribosylation

open access: yesChallenges, 2020
NAD+ has emerged as a crucial element in both bioenergetic and signaling pathways, since it acts as a key regulator of cellular and organism homeostasis.
Palmiro Poltronieri
doaj   +1 more source

Crystal structures of SARS-CoV-2 ADP-ribose phosphatase: from the apo form to ligand complexes

open access: yesIUCrJ, 2020
Among 15 nonstructural proteins (Nsps), the newly emerging Severe Acute Respiratory Syndrome coronavirus 2 (SARS-CoV-2) encodes a large, multidomain Nsp3. One of its units is the ADP-ribose phosphatase domain (ADRP; also known as the macrodomain, MacroD),
Karolina Michalska   +6 more
doaj   +1 more source

IFN-Induced PARPs—Sensors of Foreign Nucleic Acids?

open access: yesPathogens, 2023
Cells have developed different strategies to cope with viral infections. Key to initiating a defense response against viruses is the ability to distinguish foreign molecules from their own. One central mechanism is the perception of foreign nucleic acids
Katharina Biaesch   +2 more
doaj   +1 more source

An Update on the Current State of SARS-CoV-2 Mac1 Inhibitors

open access: yesPathogens, 2023
Non-structural protein 3 (nsp3) from all coronaviruses (CoVs) contains a conserved macrodomain, known as Mac1, that has been proposed as a potential therapeutic target for CoVs due to its critical role in viral pathogenesis. Mac1 is an ADP-ribose binding
Joseph J. O’Connor   +2 more
doaj   +1 more source

Reversing ADP-ribosylation

open access: yeseLife, 2017
The modification of serines by molecules of ADP-ribose plays an important role in signaling that the DNA in a cell has been damaged and needs to be repaired.
Giuliana Katharina Moeller   +1 more
doaj   +1 more source

Both ADP-Ribosyl-Binding and Hydrolase Activities of the Alphavirus nsP3 Macrodomain Affect Neurovirulence in Mice

open access: yesmBio, 2020
Macrodomain (MD), a highly conserved protein fold present in a subset of plus-strand RNA viruses, binds to and hydrolyzes ADP-ribose (ADPr) from ADP-ribosylated proteins.
Rachy Abraham   +5 more
doaj   +1 more source

Chromosomal macrodomains and associated proteins: implications for DNA organization and replication in gram negative bacteria.

open access: yesPLoS Genetics, 2011
The Escherichia coli chromosome is organized into four macrodomains, the function and organisation of which are poorly understood. In this review we focus on the MatP, SeqA, and SlmA proteins that have recently been identified as the first examples of ...
Remus T Dame   +2 more
doaj   +1 more source

An MHV macrodomain mutant predicted to lack ADP-ribose binding activity is severely attenuated, indicating multiple roles for the macrodomain in coronavirus replication [PDF]

open access: yes, 2021
ABSTRACT All coronaviruses (CoVs) contain a macrodomain, also termed Mac1, in non-structural protein 3 (nsp3) which binds and hydrolyzes ADP-ribose covalently attached to proteins. Despite several reports demonstrating that Mac1 is a prominent virulence factor, there is still a limited understanding of its cellular ...
Lynden S. Voth   +7 more
openaire   +2 more sources

Structure of the sirtuin‐linked macrodomain SAV0325 from Staphylococcus aureus [PDF]

open access: yesProtein Science, 2016
AbstractCells use the post‐translational modification ADP‐ribosylation to control a host of biological activities. In some pathogenic bacteria, an operon‐encoded mono‐ADP‐ribosylation cycle mediates response to host‐induced oxidative stress. In this system, reversible mono ADP‐ribosylation of a lipoylated target protein represses oxidative stress ...
Appel, C. Denise   +3 more
openaire   +2 more sources

Correction to "A Fluorescence Polarization Assay for Macrodomains Facilitates the Identification of Potent Inhibitors of the SARS-CoV-2 Macrodomain". [PDF]

open access: yesACS Chem Biol
Anmangandla A   +9 more
europepmc   +2 more sources

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