A Flexible Terpyridine Derivative Interacts Specifically with G-Quadruplexes

作者:De Rache Aurore; Gueddouda Nassima Meriem; Bourdoncle Anne; Hommes Paul; Reissig Hans Ulrich; Mergny Jean Louis*
来源:Chemistry - A European Journal, 2016, 22(36): 12651-12654.
DOI:10.1002/chem.201603021

摘要

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, and H-1 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.

  • 出版日期2016-8-26