1MY9

Solution structure of a K+ cation stabilized dimeric RNA quadruplex containing two G:G(:A):G:G(:A) hexads, G:G:G:G tetrads and UUUU loops


SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents1.6 mM RNA, 10 mM sodium phosphate buffer (pH 6.5), 16 mM KCl
Solvent95% H2O, 5% D2O
Ionic Strength16 mM KCl
pH6.5
Pressureambient
Temperature (K)283
Experiment(s):2D NOESY
Sample Contents1.6 mM RNA, 10 mM sodium phosphate buffer (pH 6.5), 16 mM KCl
Solvent100% D2O
Ionic Strength16 mM KCl
pH6.5
Pressureambient
Temperature (K)305.5
Experiment(s):2D NOESY, 2D TOCSY, DQF-COSY
Spectrometer Information
Manufacturer Model Field Strength
Bruker DRX 600.0
NMR Refinement
Method simulated annealing
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Submitted Total Number 1
Representative Model Choice Rationale
1 lowest energy
Computation: NMR Software
# Classification Software Name Author
1 refinement X-PLOR 3.851 Brunger
2 structure solution X-PLOR 3.851 Brunger