1HWQ
SOLUTION STRUCTURE OF THE VS RIBOZYME SUBSTRATE STEM-LOOP
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1.5 mM VS RNA | 90% H2O/10% D2O | 5 mM NaCl | 6.0 | ambient | 274 | |
2 | 2D NOESY | 1.5 mM VS RNA | 100% D2O | 5 mM NaCl | 6.0 | ambient | 298 | |
3 | 3D_13C-separated_NOESY | 1.5 mM VS RNA, 13C, 15N labeled | 100% D2O | 5 mM NaCl | 6.0 | ambient | 298 | |
4 | DQF-COSY | 1.5 mM VS RNA | 100% D2O | 5 mM NaCl | 6.0 | ambient | 298 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing | These structures were calculated using a total of 568 restraints; including 335 NOE-derived distance constraints, 158 dihedral angle restraints, 12 planarity restraints, and 63 H-bond distance restraints. | XwinNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.6 | Bruker |
2 | processing | XwinNMR | 2.6 | Bruker |
3 | data analysis | XEASY | 1.3.13 | Bartels, C. |
4 | structure solution | CNS | 1.0 | Brunger, A. |
5 | refinement | CNS | 1.0 | Brunger, A. |