A Flexible Terpyridine Derivative Interacts Specifically with G-Quadruplexes

  • Aurore De Rache
  • , Nassima Meriem Gueddouda
  • , Anne Bourdoncle
  • , Paul Hommes
  • , Hans Ulrich Reissig
  • , Jean Louis Mergny

Research output: Contribution to journalArticlepeer-review

Abstract

G-quadruplexes formed by nucleic acids are implicated in pathologies ranging from cancers to neurodegenerative diseases. We evaluated interactions of 29 bi- and terpyridine derivatives with G-quadruplexes and duplexes. FRET-melting, circular dichroism, and1H NMR spectroscopy showed that one terpyridine derivative interacted very selectively with G-quadruplexes. This G-quadruplex ligand inhibited helicase activity and should influence G-quadruplex-related biological processes.

Original languageEnglish
Pages (from-to)12651-12654
Number of pages4
JournalChemistry - A European Journal
Volume22
Issue number36
DOIs
Publication statusPublished - 26 Aug 2016
Externally publishedYes

Keywords

  • G-quadruplex
  • G4 ligand
  • bipyridine
  • helicase
  • terpyridine

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