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. |
