Solution Structure of an O6-[4-oxo-4-(3-pyridyl)butyl]guanine adduct in an 11mer DNA duplex
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1 mM [POB]dG-dC 11mer duplex adduct in 600 ul 10 mM sodium phosphate, 0.1 M NaCl, 0.1 mM EDTA, pH7.0 | 100% D2O and 90% H2O, 10% D2O | 0.1 M NaCl | 7.00 | ambient | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| molecular mechanics in torsion angle space | The structures are based on a total of 325 restraints (271 DNA-DNA, 22 POB-DNA, 5 POB-POB, 29 H-bonds). | VNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | |
| Conformers Calculated Total Number | |
| Conformers Submitted Total Number | 1 |
| Representative Model | (minimized average structure) |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | VNMR | 6.1C | Varian |
| 2 | data analysis | Felix | 97 | Acceryls |
| 3 | structure solution | DUPLEX | Hingerty and Broyde | |
| 4 | refinement | DUPLEX | Hingerty and Broyde | |
