Crystal structure of a four-tetrad, parallel, and K+ stabilized Tetrahymena thermophila telomeric G-quadruplex
2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31.
The first crystal structures of hybrid and parallel four-tetrad intramolecular G-quadruplexes.
(DG)(DT)(DT)(DG)(DG)(DG)(DG)(DT)(DT)(DG)(DG)(DG)(DG)(DT)(DT)(DG)(DG)(DG)(DG)(DT) (DT)(DG)(DG)(DG)(DG)(DT)
sodium cacodylate, KCl, PEG, NaCl, ethylene glycol
National Institutes of Health/National Cancer Institute (NIH/NCI)
Native PAGE showed the presence of two conformations of seemingly monomeric GQs for this sequence.
G-quadruplex, Parallel, Four-quartets, propeller loops, DNA