Lopez A, Liu J. Probing metal-dependent G-quadruplexes using the intrinsic fluorescence of DNA.
Chem Commun (Camb) 2022;
58:10225-10228. [PMID:
36001027 DOI:
10.1039/d2cc03967b]
[Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Abstract
K+ enhanced the intrinsic fluorescence of a series of G-quadruplex DNAs, while Pb2+ quenched the fluorescence. The metals showed interesting quadruplex binding kinetics with various DNA sequences.
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