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SOLUTION STRUCTURE OF A DNA THREE-WAY JUNCTION
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1mM DNA 3H; 50mM NaCl; | D2O/H2O and D2O | 50mM | 7 | 1 atm | 293 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AMX | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | X-PLOR | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | back calculated data agree with experimental NOESY spectrum,structures with acceptable covalent geometry,structures with the least restraint violations,structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 26 |
| Representative Model | 3 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | X-PLOR | 3.851 | Brunger |
