SOLUTION NMR Experimental Data

Experimental Details
Sample Conditions
Sample Contents1.2 mM RNA, 10 mM cacodylate buffer, pH 5.6, 0.1 mM EDTA
Solvent94% H2O, 6% D2O
Ionic Strengthn/a
Temperature (K)289
Experiment(s):2D NOESY
Spectrometer Information
Manufacturer Model Field Strength
Bruker Avance 500.0
NMR Refinement
Method global fold by distance geometry. Refinement by simulated annealing using the AMBER forcefield
Details 272 restraints, 207 NOE-derived, 13 h-bond, 52 dihedral angle. Chi torsion was left unrestrained although likely anti for all residues.
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 50
Conformers Submitted Total Number 11
Representative Model Choice Rationale
1 minimized average structure of family a (struct 2-5)
Additional NMR Experimental Information
1 This structure was determined using standard 2D homonuclear techniques
Computation: NMR Software
# Classification Software Name Author
1 data analysis version: 98 FELIX msi
2 refinement version: 98 DISCOVER msi