Endogenous photosensitizers in human skin

EL Bastos, FH Quina, MS Baptista - Chemical Reviews, 2023 - ACS Publications
Endogenous photosensitizers play a critical role in both beneficial and harmful light-induced
transformations in biological systems. Understanding their mode of action is essential for …

DNA excited-state dynamics: from single bases to the double helix

CT Middleton, K de La Harpe, C Su… - Annual review of …, 2009 - annualreviews.org
Ultraviolet light is strongly absorbed by DNA, producing excited electronic states that
sometimes initiate damaging photochemical reactions. Fully mapping the reactive and …

Defective removal of ribonucleotides from DNA promotes systemic autoimmunity

C Günther, B Kind, MAM Reijns… - The Journal of …, 2015 - Am Soc Clin Investig
Genome integrity is continuously challenged by the DNA damage that arises during normal
cell metabolism. Biallelic mutations in the genes encoding the genome surveillance enzyme …

ETS transcription factors induce a unique UV damage signature that drives recurrent mutagenesis in melanoma

P Mao, AJ Brown, S Esaki, S Lockwood… - Nature …, 2018 - nature.com
Recurrent mutations are frequently associated with transcription factor (TF) binding sites
(TFBS) in melanoma, but the mechanism driving mutagenesis at TFBS is unclear. Here, we …

Excited state dynamics of DNA bases

K Kleinermanns, D Nachtigallová… - International Reviews in …, 2013 - Taylor & Francis
Biochemical reactions are subject to the particular environmental conditions of planet earth,
including solar irradiation. How DNA responds to radiation is relevant to human health …

Early events of DNA photodamage

WJ Schreier, P Gilch, W Zinth - Annual review of physical …, 2015 - annualreviews.org
Ultraviolet (UV) radiation is a leading external hazard to the integrity of DNA. Exposure to UV
radiation triggers a cascade of chemical reactions, and many molecular products …

Electronic excited states responsible for dimer formation upon UV absorption directly by thymine strands: joint experimental and theoretical study

A Banyasz, T Douki, R Improta… - Journal of the …, 2012 - ACS Publications
The study addresses interconnected issues related to two major types of cycloadditions
between adjacent thymines in DNA leading to cyclobutane dimers (T<> Ts) and (6-4) …

CTCF binding modulates UV damage formation to promote mutation hot spots in melanoma

S Sivapragasam, B Stark, AV Albrecht, KA Bohm… - The EMBO …, 2021 - embopress.org
Somatic mutations in DNA‐binding sites for CCCTC‐binding factor (CTCF) are significantly
elevated in many cancers. Prior analysis has suggested that elevated mutation rates at …

Cyclobutane thymine photodimerization mechanism revealed by nonadiabatic molecular dynamics

C Rauer, JJ Nogueira, P Marquetand… - Journal of the …, 2016 - ACS Publications
The formation of cyclobutane thymine dimers is one of the most important DNA carcinogenic
photolesions induced by ultraviolet irradiation. The long debated question whether thymine …

Nucleobase pairing and photodimerization in a biologically derived metal-organic framework nanoreactor

SL Anderson, PG Boyd, A Gładysiak… - Nature …, 2019 - nature.com
Biologically derived metal-organic frameworks (bio-MOFs) are of great importance as they
can be used as models for bio-mimicking and in catalysis, allowing us to gain insights into …