NMR Solution Structure of an Oxaliplatin 1,2-d(GG) Intrastrand Cross-Link in a DNA Dodecamer Duplex
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 100mM NaCl, 5mM NaPi buffer, 95% H2O, 5% D2O | 95% H2O/5% D2O | 100mM NaCl, 5mM NaPi | 7.0 | 1 atm | 298 | |
| 2 | 2D TOCSY | 100mM NaCl, 5mM NaPi buffer, 95% H2O, 5% D2O | 95% H2O/5% D2O | 100mM NaCl, 5mM NaPi | 7.0 | 1 atm | 298 | |
| 3 | DQF-COSY | 100mM NaCl, 5mM NaPi buffer, 95% H2O, 5% D2O | 95% H2O/5% D2O | 100mM NaCl, 5mM NaPi | 7.0 | 1 atm | 298 | |
| 4 | 2D NOESY | 100mM NaCl, 5mM NaPi buffer, 95% H2O, 5% D2O | 95% H2O/5% D2O | 100mM NaCl, 5mM NaPi | 7.0 | 1 atm | 275 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | UNITYPLUS | 600 |
| 2 | Varian | UNITYPLUS | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | CNS | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 20 |
| Conformers Submitted Total Number | 15 |
| Representative Model | 15 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | CNS | 1.0 | Brunger |
| 2 | data analysis | Felix | 2000 | Molecular Simulations Inc. |
| 3 | processing | NMRPipe | 2.1 | Delaglio |
| 4 | refinement | CNS | 1.0 | Brunger |














