Occurrence, biological consequences, and human health relevance of oxidative stress-induced DNA damage

Y Yu, Y Cui, LJ Niedernhofer… - Chemical research in …, 2016 - ACS Publications
A variety of endogenous and exogenous agents can induce DNA damage and lead to
genomic instability. Reactive oxygen species (ROS), an important class of DNA damaging …

Adenine methylation in eukaryotes: Apprehending the complex evolutionary history and functional potential of an epigenetic modification

LM Iyer, D Zhang, L Aravind - Bioessays, 2016 - Wiley Online Library
While N6‐methyladenosine (m6A) is a well‐known epigenetic modification in bacterial DNA,
it remained largely unstudied in eukaryotes. Recent studies have brought to fore its potential …

Map** and elucidating the function of modified bases in DNA

EA Raiber, R Hardisty, P van Delft… - Nature Reviews …, 2017 - nature.com
Chemically modified bases exist naturally in genomic DNA. Research into these bases has
been invigorated by the discovery of several modified bases in the mammalian genome, in …

Knockout of protein phosphatase 1 in Leishmania major reveals its role during RNA polymerase II transcription termination

R Kieft, Y Zhang, H Yan, RJ Schmitz… - Nucleic Acids …, 2023 - academic.oup.com
The genomes of kinetoplastids are organized into polycistronic transcription units that are
flanked by a modified DNA base (base J, beta-D-glucosyl-hydroxymethyluracil). Previous …

Sequencing abasic sites in DNA at single-nucleotide resolution

ZJ Liu, S Martínez Cuesta, P van Delft… - Nature …, 2019 - nature.com
In DNA, the loss of a nucleobase by hydrolysis generates an abasic site. Formed as a result
of DNA damage, as well as a key intermediate during the base excision repair pathway …

TET methylcytosine oxidases: new insights from a decade of research

CWJ Lio, X Yue, IF López-Moyado, M Tahiliani… - Journal of …, 2020 - Springer
In mammals, DNA methyltransferases transfer a methyl group from S-adenosylmethionine to
the 5 position of cytosine in DNA. The product of this reaction, 5-methylcytosine (5mC), has …

Mutations along a TET2 active site scaffold stall oxidation at 5-hydroxymethylcytosine

MY Liu, H Torabifard, DJ Crawford, JE DeNizio… - Nature chemical …, 2017 - nature.com
Ten-eleven translocation (TET) enzymes catalyze stepwise oxidation of 5-methylcytosine
(mC) to yield 5-hydroxymethylcytosine (hmC) and the rarer bases 5-formylcytosine (fC) and …

[HTML][HTML] CRISPR/Cas9 and glycomics tools for Toxoplasma glycobiology

E Gas-Pascual, HT Ichikawa, MO Sheikh… - Journal of Biological …, 2019 - Elsevier
Infection with the protozoan parasite Toxoplasma gondii is a major health risk owing to birth
defects, its chronic nature, ability to reactivate to cause blindness and encephalitis, and high …

Base J and H3.V Regulate Transcriptional Termination in Trypanosoma brucei

D Schulz, M Zaringhalam, FN Papavasiliou… - PLoS genetics, 2016 - journals.plos.org
Trypanosoma brucei is a protozoan parasite that lacks many transcription factors found in
other eukaryotes, such as those whose binding demarcates enhancers. T. brucei retains …

[HTML][HTML] Epigenetic marks or not? The discovery of novel DNA modifications in eukaryotes

WY Meng, ZX Wang, Y Zhang, Y Hou, JH Xue - Journal of Biological …, 2024 - Elsevier
DNA modifications add another layer of complexity to the eukaryotic genome to regulate
gene expression, playing critical roles as epigenetic marks. In eukaryotes, the study of DNA …