Structural dynamics in chromatin unraveling by pioneer transcription factors

A Orsetti, D van Oosten, RG Vasarhelyi… - Biophysical …, 2024 - Springer
Pioneer transcription factors are proteins with a dual function. First, they regulate
transcription by binding to nucleosome-free DNA regulatory elements. Second, they bind to …

[HTML][HTML] Unveiling structural and dynamical features of chromatin using NMR spectroscopy

X Shi - Magnetic Resonance Letters, 2024 - Elsevier
Eukaryotic deoxyribonucleic acid (DNA) is wrapped around histone octamers (HOs) to form
nucleosome core particles (NCPs), which in turn interact with linker DNA and linker histones …

[HTML][HTML] PARP1 condensates differentially partition DNA repair proteins and enhance DNA ligation

CC Sang, G Moore, M Tereshchenko, H Zhang… - EMBO …, 2024 - pmc.ncbi.nlm.nih.gov
Poly (ADP-ribose) polymerase 1 (PARP1) is one of the first responders to DNA damage and
plays crucial roles in recruiting DNA repair proteins through its activity–poly (ADP-ribosyl) …

Angiopoietin-like protein 8 directs DNA damage responses towards apoptosis by stabilizing PARP1-DNA condensates

J Yang, S Wan, Q Song, Y Xie, J Wan, Y Zhou… - Cell Death & …, 2024 - nature.com
Upon genotoxic stresses, cells employ various DNA damage responses (DDRs), including
DNA damage repair or apoptosis, to safeguard genome integrity. However, the determinants …

[HTML][HTML] Molecular and toxicological mechanisms behind the effects of chromium (VI) on the male reproductive system of Mytilus galloprovincialis: First evidence for …

C Marinaro, A Marino, AR Bianchi, B Berman… - Chemico-Biological …, 2024 - Elsevier
Studies on the molecular mechanisms of heavy metal toxicity in invertebrate reproduction
are limited. Given that PARP-catalysed ADP-ribosylation is also involved in counteracting …

PARP1 condensates differentially partition DNA repair proteins and enhance DNA ligation

C Chin Sang, G Moore, M Tereshchenko, H Zhang… - EMBO …, 2024 - embopress.org
Abstract Poly (ADP-ribose) polymerase 1 (PARP1) is one of the first responders to DNA
damage and plays crucial roles in recruiting DNA repair proteins through its activity–poly …

PARP1 interacts with WDR5 to enhance target gene recognition and facilitate tumorigenesis

Y Qin, X Dong, M Lu, L Jing, Q Chen, F Guan, Z Xiang… - Cancer Letters, 2024 - Elsevier
Abstract Poly (ADP-ribose) polymerase-1 (PARP1) is a nuclear protein that attaches
negatively charged poly (ADP-ribose)(PAR) to itself and other target proteins. While its …

PARticular MARks: Histone ADP-ribosylation and the DNA Damage Response

C Özdemir, LR Purkey, A Sanchez, KM Miller - DNA Repair, 2024 - Elsevier
Cellular and molecular responses to DNA damage are highly orchestrated and dynamic,
acting to preserve the maintenance and integrity of the genome. Histone proteins bind DNA …

[HTML][HTML] New facets in the chromatin-based regulation of genome maintenance

J Dabin, G Giacomini, E Petit, SE Polo - DNA repair, 2024 - Elsevier
The maintenance of genome integrity by DNA damage response machineries is key to
protect cells against pathological development. In cell nuclei, these genome maintenance …

Exploring factors influencing choice of DNA double-strand break repair pathways

D Otarbayev, K Myung - DNA repair, 2024 - Elsevier
DNA double-strand breaks (DSBs) represent one of the most severe threats to genomic
integrity, demanding intricate repair mechanisms within eukaryotic cells. A diverse array of …