Redox chemistry in the genome: emergence of the [4Fe4S] cofactor in repair and replication

JK Barton, RMB Silva, E O'Brien - Annual review of biochemistry, 2019 - annualreviews.org
Many DNA-processing enzymes have been shown to contain a [4Fe4S] cluster, a common
redox cofactor in biology. Using DNA electrochemistry, we find that binding of the DNA …

Structure, function and evolution of the Helix-hairpin-Helix DNA glycosylase superfamily: Piecing together the evolutionary puzzle of DNA base damage repair …

CH Trasviña-Arenas, M Demir, WJ Lin, SS David - DNA repair, 2021 - Elsevier
Abstract The Base Excision Repair (BER) pathway is a highly conserved DNA repair system
targeting subtle chemical base modifications that arise from oxidation, deamination and …

Effective distance for DNA-mediated charge transport between repair proteins

ECM Tse, TJ Zwang, S Bedoya, JK Barton - ACS central science, 2019 - ACS Publications
The stacked aromatic base pairs within the DNA double helix facilitate charge transport
down its length in the absence of lesions, mismatches, and other stacking perturbations …

When you're strange: Unusual features of the MUTYH glycosylase and implications in cancer

AG Raetz, SS David - DNA repair, 2019 - Elsevier
MUTYH is a base-excision repair glycosylase that removes adenine opposite 8-oxoguanine
(OG). Variants of MUTYH defective in functional activity lead to MUTYH-associated …

Machine learning prediction of DNA charge transport

R Korol, D Segal - The journal of physical chemistry B, 2019 - ACS Publications
First-principles calculations of charge transfer in DNA molecules are computationally
expensive given that conducting charge carriers interact with intra-and intermolecular atomic …

Complementary anti-cancer pathways triggered by inhibition of sideroflexin 4 in ovarian cancer

L Tesfay, BT Paul, P Hegde, M Brewer, S Habbani… - Scientific Reports, 2022 - nature.com
DNA damaging agents are a mainstay of standard chemotherapy for ovarian cancer.
Unfortunately, resistance to such DNA damaging agents frequently develops, often due to …

UvrC Coordinates an O2-Sensitive [4Fe4S] Cofactor

RMB Silva, MA Grodick, JK Barton - Journal of the American …, 2020 - ACS Publications
Recent advances have led to numerous landmark discoveries of [4Fe4S] clusters
coordinated by essential enzymes in repair, replication, and transcription across all domains …

Yeast require redox switching in DNA primase

E O'Brien, LE Salay, EA Epum… - Proceedings of the …, 2018 - National Acad Sciences
Eukaryotic DNA primases contain a [4Fe4S] cluster in the C-terminal domain of the p58
subunit (p58C) that affects substrate affinity but is not required for catalysis. We show that, in …

Organic nanoelectronics inside us: charge transport and localization in RNA could orchestrate ribosome operation

A Sosorev, O Kharlanov - Physical Chemistry Chemical Physics, 2021 - pubs.rsc.org
Translation–protein synthesis at the ribonucleic acid (RNA) based molecular machine, the
ribosome,–proceeds in a similar manner in all life forms. However, despite several decades …

[HTML][HTML] Prevalence of germline mutations in cancer susceptibility genes in Chinese patients with renal cell carcinoma

H Feng, S Cao, Q Ouyang, H Li, X Li… - Translational …, 2023 - ncbi.nlm.nih.gov
Background Germline pathogenic variants are estimated to affect 3–5% of patients with
renal cell carcinoma (RCC). The identification of patients with hereditary RCC is important …