Freedom to err: The expanding cellular functions of translesion DNA polymerases

I Paniagua, JJL Jacobs - Molecular Cell, 2023 - cell.com
Translesion synthesis (TLS) DNA polymerases were originally described as error-prone
enzymes involved in the bypass of DNA lesions. However, extensive research over the past …

Polymerase η recruits DHX9 helicase to promote replication across guanine quadruplex structures

F Tang, Y Wang, Z Gao, S Guo… - Journal of the American …, 2022 - ACS Publications
DNA polymerase η (Pol η) catalyzes accurate bypass of ultraviolet light-induced cyclobutane
pyrimidine dimers, and it also functions in several other related processes, including …

Layer-by-layer assembled magnetic molecularly imprinted nanoparticles for highly specific separation of adenosine 5′-monophosphate: Relations between …

W Wang, H Li, M Li, H Lu, J Pan - Separation and Purification Technology, 2024 - Elsevier
Molecularly imprinted polymers (MIPs) are an effective method to accurately recognize and
isolate targets. Adenosine 5′-monophosphate (AMPs) are typical nucleoside compounds …

HMGB3 and SUB1 Bind to and Facilitate the Repair of N2-Alkylguanine Lesions in DNA

T Zhao, X He, X Liang, AH Kellum Jr… - Journal of the …, 2024 - ACS Publications
N 2-Alkyl-2′-deoxyguanosine (N 2-alkyl-dG) is a major type of minor-groove DNA lesions
arising from endogenous metabolic processes and exogenous exposure to environmental …

Activity of DNA polymerase κ across the genome in human fibroblasts

MC Torres, A Rebok, D Sun, TE Spratt - Proceedings of the National …, 2024 - pnas.org
DNA polymerase κ (Polκ) is a specialized polymerase that has multiple cellular roles such
as translesion DNA synthesis, replication of repetitive sequences, and nucleotide excision …

Mass spectrometry-based assays for assessing replicative bypass and repair of DNA alkylation in cells

J Li, Z Hu, D Liu, P Wang - RSC advances, 2023 - pubs.rsc.org
Endogenous metabolism and environmental exposure can give rise to DNA alkylation,
which can elicit deleterious biological consequences. In the search for reliable and …

LC-MS/MS for Assessing the Incorporation and Repair of N2-Alkyl-2′-deoxyguanosine in Genomic DNA

S Guo, L Li, K Yu, Y Tan, Y Wang - Chemical research in …, 2022 - ACS Publications
Understanding the occurrence, repair, and biological consequences of DNA damage is
important in environmental toxicology and risk assessment. The most common way to …

DNA Replication across α-l-(3′-2′)-Threofuranosyl Nucleotides Mediated by Human DNA Polymerase η

R Tomar, PP Ghodke, A Patra, E Smyth, A Pontarelli… - Biochemistry, 2024 - ACS Publications
α-l-(3′-2′)-Threofuranosyl nucleic acid (TNA) pairs with itself, cross-pairs with DNA and
RNA, and shows promise as a tool in synthetic genetics, diagnostics, and oligonucleotide …

DNA polymerase κ participates in early S-phase DNA replication in human cells

F Tang, Y Wang, T Zhao, J Yuan, AH Kellum Jr… - Proceedings of the …, 2024 - pnas.org
Cycling cells replicate their DNA during the S phase through a defined temporal program
known as replication timing. Mutation frequencies, epigenetic chromatin states, and …

Size-and stereochemistry-dependent transcriptional bypass of DNA alkyl phosphotriester adducts in mammalian cells

Y Tan, J Wu, G Clabaugh, L Li, H Du, Y Wang - DNA, 2022 - mdpi.com
Environmental, endogenous and therapeutic alkylating agents can react with internucleotide
phosphate groups in DNA to yield alkyl phosphotriester (PTE) adducts. Alkyl-PTEs are …