Open Screening Dataset Maps Small-Molecule Inhibitors Across Nine Human DNA Glycosylases

high-throughput screeningDNA glycosylasebase excision repairchemogenomic libraryopen datapreprint
  • A Scandinavian consortium built a high-throughput biochemical assay platform for human DNA glycosylases, the eleven enzymes that initiate base excision repair.
  • A chemogenomic library was screened against nine glycosylases with assays good enough for hit calling, yielding primary and concentration-response data and several previously unreported inhibitors.
  • All data, protocols and metadata are publicly available.
💡 Points

Glycosylases have been chemically neglected, so an open, annotated screen across nine of them is starting material a hit-finding team can mine directly. Chemogenomic libraries carry target annotations, which helps with mechanism and selectivity reads. I'd immediately cross-check the hits for assay interference and DNA-binder artifacts, since nucleic-acid enzyme screens are notorious for them.

A high-throughput screening dataset of small-molecule inhibitors across human DNA glycosylases ↗

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