SCR7, a potent cancer therapeutic agent and a biochemical inhibitor of nonhomologous DNA end‐joining

M Manjunath, B Choudhary, SC Raghavan - Cancer Reports, 2021 - Wiley Online Library
Background DNA double‐strand breaks (DSBs) are harmful to the cell as it could lead to
genomic instability and cell death when left unrepaired. Homologous recombination and …

Identification and characterization of novel SCR7‐based small‐molecule inhibitor of DNA end‐joining, SCR130 and its relevance in cancer therapeutics

U Ray, SK Raul, VK Gopinatha, D Ghosh… - Molecular …, 2020 - Wiley Online Library
Targeting DNA repair with small‐molecule inhibitors is an attractive strategy for cancer
therapy. Majority of DNA double‐strand breaks in mammalian cells are repaired through …

Autocyclized and oxidized forms of SCR 7 induce cancer cell death by inhibiting nonhomologous DNA end joining in a Ligase IV dependent manner

SV Vartak, HA Swarup, V Gopalakrishnan… - The FEBS …, 2018 - Wiley Online Library
Nonhomologous DNA end joining (NHEJ) is the major DNA double‐strand break (DSB)
repair pathway in mammals. Previously, we have described a small molecule inhibitor, SCR …

Inhibition of nonhomologous end joining to increase the specificity of CRISPR/Cas9 genome editing

SV Vartak, SC Raghavan - The FEBS journal, 2015 - Wiley Online Library
DNA repair, one of the fundamental processes occurring in a cell, safeguards the genome
and maintains its integrity. Among various DNA lesions, double‐strand breaks are …

NHEJ inhibitor SCR7 and its different forms: Promising CRISPR tools for genome engineering

U Ray, SV Vartak, SC Raghavan - Gene, 2020 - Elsevier
The CRISPR-Cas system currently stands as one of the best multifaceted tools for site-
specific genome engineering in mammals. An important aspect of research in this field …

Water-soluble version of SCR7-pyrazine inhibits DNA repair and abrogates tumor cell proliferation

M Pandey, V Gopalakrishnan, HA Swarup… - Journal of Radiation …, 2019 - journals.lww.com
Aim: Mammalian DNA Ligases play pivotal role in processes such as DNA replication,
recombination, and repair, which qualifies them as potent therapeutic targets to eradicate …

[HTML][HTML] An inhibitor of nonhomologous end-joining abrogates double-strand break repair and impedes cancer progression

M Srivastava, M Nambiar, S Sharma, SS Karki… - Cell, 2012 - cell.com
DNA Ligase IV is responsible for sealing of double-strand breaks (DSBs) during
nonhomologous end-joining (NHEJ). Inhibiting Ligase IV could result in amassing of DSBs …

SCR7, an inhibitor of NHEJ can sensitize tumor cells to ionization radiation

V Gopalakrishnan, S Sharma, U Ray… - Molecular …, 2021 - Wiley Online Library
Nonhomologous end joining (NHEJ), one of the major DNA double‐strand break repair
pathways, plays a significant role in cancer cell proliferation and resistance to radio and …

Increasing the efficiency of CRISPR/Cas9-mediated precise genome editing in rats by inhibiting NHEJ and using Cas9 protein

Y Ma, W Chen, X Zhang, L Yu, W Dong, S Pan… - RNA biology, 2016 - Taylor & Francis
Precise modifications such as site mutation, codon replacement, insertion or precise
targeted deletion are needed for studies of accurate gene function. The CRISPR/Cas9 …

Proximal binding of dCas9 at a DNA double strand break stimulates homology-directed repair as a local inhibitor of classical non-homologous end joining

YL Feng, SC Liu, RD Chen, XN Sun… - Nucleic Acids …, 2023 - academic.oup.com
In CRISPR/Cas9 genome editing, the tight and persistent target binding of Cas9 provides an
opportunity for efficient genetic and epigenetic modification on genome. In particular …