1JU0
NMR solution structure of a DNA kissing complex
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 2.7mM oligonucleotides 10 mM phosphate buffer | H2O 90% D2O10% | without any salt | 5.8 | ambient | 278 | |
| 2 | 2D NOESY | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 | |
| 3 | DQF-COSY | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 | |
| 4 | HSQC 31P-1H | 2.7mM oligonucleotides 10 mM phosphate buffer | D2O 100% | without any salt | 5.8 | ambient | 300 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing matrix relaxation chemical shift back calculation | VNMR | |
| 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 | 16 |
| Conformers Submitted Total Number | 16 |
| Representative Model | 5 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | VNMR | ||
| 2 | processing | VNMR | ||
| 3 | structure solution | CNS | 1.0 | Brunger |
| 4 | iterative matrix relaxation | RELAZ | 1.0 | Lancelot |
| 5 | data analysis | NUCHEMICS | Wijmenga | |
| 6 | data analysis | Curves | 5.0 | Lavery |
| 7 | refinement | CNS | 1.0 | Brunger |
