Targeting BRF2 in Cancer Using Repurposed Drugs

نویسندگان

چکیده

The overexpression of BRF2, a selective subunit RNA polymerase III, has been shown to be crucial in the development several types cancers, including breast cancer and lung squamous cell carcinoma. Predominantly, BRF2 acts as central redox-sensing transcription factor (TF) is involved rescuing oxidative stress (OS)-induced apoptosis. Here, we showed novel link between DNA damage response. Due lack BRF2-specific inhibitors, through virtual screening molecular dynamics simulation, identified potential drug candidates that interfere with BRF2-TATA-binding Protein (TBP)-DNA complex interactions based on binding energy, intermolecular, torsional energy parameters. We experimentally tested bexarotene inhibitor. found (Bex) treatment resulted dramatic decline Tert-butylhydroquinone (tBHQ)-induced levels consequently led decrease cellular proliferation cells which may part due pretreatment-induced reduction ROS generated by oxidizing agent. Our data thus provide first experimental evidence player response pathway can used inhibitor treat cancers specific elevation stress.

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ژورنال

عنوان ژورنال: Cancers

سال: 2021

ISSN: ['2072-6694']

DOI: https://doi.org/10.3390/cancers13153778