[HTML][HTML] Sunlight damage to cellular DNA: Focus on oxidatively generated lesions

AP Schuch, NC Moreno, NJ Schuch… - Free Radical Biology …, 2017 - Elsevier
The routine and often unavoidable exposure to solar ultraviolet (UV) radiation makes it one
of the most significant environmental DNA-damaging agents to which humans are exposed …

[HTML][HTML] Not breathing is not an option: How to deal with oxidative DNA damage

E Markkanen - DNA repair, 2017 - Elsevier
Oxidative DNA damage constitutes a major threat to genetic integrity, and has thus been
implicated in the pathogenesis of a wide variety of diseases, including cancer and …

Eukaryotic DNA polymerases

R Jain, AK Aggarwal, O Rechkoblit - Current opinion in structural biology, 2018 - Elsevier
Highlights•Humans encode 16 bone-fide DNA polymerases.•Replicative DNA polymerases
are emerging as highly flexible and dynamic in their interactions.•Mutations in replicative …

How DNA polymerases catalyse replication and repair with contrasting fidelity

WJ Wu, W Yang, MD Tsai - Nature Reviews Chemistry, 2017 - nature.com
DNA polymerases were named for their function of catalysing DNA replication, a process
that is necessary for growth and propagation of life. DNA involving Watson–Crick base …

Analysis of diverse double-strand break synapsis with Polλ reveals basis for unique substrate specificity in nonhomologous end-joining

AM Kaminski, KK Chiruvella, DA Ramsden… - Nature …, 2022 - nature.com
DNA double-strand breaks (DSBs) threaten genomic stability, since their persistence can
lead to loss of critical genetic information, chromosomal translocations or rearrangements …

Dynamic basis for dA• dGTP and dA• d8OGTP misincorporation via Hoogsteen base pairs

S Gu, ES Szymanski, AK Rangadurai, H Shi… - Nature Chemical …, 2023 - nature.com
Replicative errors contribute to the genetic diversity needed for evolution but in high
frequency can lead to genomic instability. Here, we show that DNA dynamics determine the …

5‐aminolevulinic acid photodynamic therapy protects against UVB‐induced skin photoaging: A DNA‐repairing mechanism involving the BER signalling pathway

J Wang, L Gu, Z Shi, Z Xu, X Zhai… - Journal of Cellular …, 2024 - Wiley Online Library
Low‐dose 5‐aminolevulinic acid photodynamic therapy (ALA‐PDT) has been used to cope
with skin photoaging, and is thought to involve DNA damage repair responses. However, it …

Polymerases and DNA repair in neurons: implications in neuronal survival and neurodegenerative diseases

X Li, G Cao, X Liu, TS Tang, C Guo… - Frontiers in Cellular …, 2022 - frontiersin.org
Most of the neurodegenerative diseases and aging are associated with reactive oxygen
species (ROS) or other intracellular damaging agents that challenge the genome integrity of …

Reading and misreading 8-oxoguanine, a paradigmatic ambiguous nucleobase

AV Yudkina, ES Shilkin, AV Endutkin, AV Makarova… - Crystals, 2019 - mdpi.com
7, 8-Dihydro-8-oxoguanine (oxoG) is the most abundant oxidative DNA lesion with dual
coding properties. It forms both Watson–Crick (anti) oxoG:(anti) C and Hoogsteen (syn) …

Single molecule analysis indicates stimulation of MUTYH by UV-DDB through enzyme turnover

S Jang, MA Schaich, C Khuu, BL Schnable… - Nucleic acids …, 2021 - academic.oup.com
The oxidative base damage, 8-oxo-7, 8-dihydroguanine (8-oxoG) is a highly mutagenic
lesion because replicative DNA polymerases insert adenine (A) opposite 8-oxoG. In …