1NZ1

Solution structure of the S. cerevisiae U6 Intramolecular stem-loop containing an SP phosphorothioate at nucleotide U80


SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents0.8-1.2 mM RNA, 50 mM NaCL, pH 7.0
SolventH2O
Ionic Strength50 mM NaCl
pH7.0
Pressureambient
Temperature (K)283
Experiment(s):2D NOESY
Sample Contents0.8-1.2 mM RNA, 50 mM NaCL, pH 7.0, 17 mg/mL PF1 Phage
SolventH2O
Ionic Strength50 mM NaCl
pH7.2
Pressureambient
Temperature (K)303
Experiment(s):HSQC
Sample Contents0.8-1.2 mM RNA, 50 mM NaCL, pH 7.0
SolventD2O
Ionic Strength50 mM NaCl
pH7.0
Pressureambient
Temperature (K)303
Experiment(s):HSQC, 2D NOESY, 2D TOCSY
Spectrometer Information
Manufacturer Model Field Strength
Bruker DMX 400.0
Bruker DMX 750.0
Bruker DMX 500.0
Bruker DMX 600.0
NMR Refinement
Method Torsion angle and molecular dynamics, simulated annealing, residual dipolar coupling
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 100
Conformers Submitted Total Number 17
Representative Model Choice Rationale
1 lowest energy
Additional NMR Experimental Information
1 Solution structure based on 322 NOE derived distance restraints, 144 dihedral angle restraints, 25 hydrogen bond restraints, and 40 residual dipolar copupling restraints.
Computation: NMR Software
# Classification Software Name Author
1 collection version: 2.6 XWINNMR Bruker
2 processing version: 98 FELIX Accelrys
3 data analysis version: 3 Sparky Goddard, T.D. and D.G. Kneller
4 structure solution version: 1.1 CNS Brunger
5 refinement version: 3.1 X-PLOR Brunger