Issue 14, 2004
From the journal:

Organic & Biomolecular Chemistry

15NH4+ ion movement inside d(G4T4G4)2 G-quadruplex is accelerated in the presence of smaller Na+ ions

Primož Šket,a   Martin Črnugelj,a   Wiktor Koźmińskib  and  Janez Plavec*a  

* Corresponding authors

a NMR center, National Institute of Chemistry, Hajdrihova 19, SI-1000 Ljubljana, Slovenia
E-mail: janez.plavec@ki.si
Fax: +386 1 47 60 300
Tel: +386 1 47 60 353

b Department of Chemistry, University of Warsaw, u1. Pasteura 1, 02-093 Warsaw, Poland

Abstract

2D NMR studies demonstrate that the residence lifetime of 15NH4+ ions within the bimolecular G-quadruplex adopted by d(G4T4G4) is reduced from 270 ms in the presence of ammonium ions alone to 36 ms in the presence of Na+ ions.

Graphical abstract: 15NH4+ ion movement inside d(G4T4G4)2 G-quadruplex is accelerated in the presence of smaller Na+ ions

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Article information

DOI
https://doi.org/10.1039/B406815G
Article type
Communication
Submitted
06 May 2004
Accepted
01 Jun 2004
First published
16 Jun 2004

Org. Biomol. Chem., 2004,2, 1970-1973

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15NH4+ ion movement inside d(G4T4G4)2 G-quadruplex is accelerated in the presence of smaller Na+ ions

P. Šket, M. Črnugelj, W. Koźmiński and J. Plavec, Org. Biomol. Chem., 2004, 2, 1970 DOI: 10.1039/B406815G

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