SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 6 2D NOESYs (Tmix=25,50,75,100,200,300 ms) | 2.2 mM DNA | 90% H2O, 10% D2O or 100% D2O | low NaCl | 6.5 | ambient | 298 | |
| 2 | 11 echo NOESY | 2.2 mM DNA | 90% H2O, 10% D2O or 100% D2O | low NaCl | 6.5 | ambient | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing relaxation matrix | Structures calculated with a total of 780 experimental restraints. 76 hydrogen bond restraints for Watson-Crick base pairing were also included. | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with acceptable covalent geometry |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 15 (closest to the average) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.6 | Bruker |
| 2 | processing | XwinNMR | 2.6 | Bruker |
| 3 | data analysis | Felix | 2000 | MSI |
| 4 | structure solution | X-PLOR | 3.1 | Brunger |
| 5 | iterative matrix relaxation | XwinNMR | 3.1 | Brunger |
| 6 | refinement | X-PLOR | 3.1 | Brunger |
