Solution structure of the bacterial antitoxin CcdA: Implications for DNA and toxin binding
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 3D_13C-separated_NOESY | 0.5mM CcdA U-15N,13C; 20mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
| 2 | 3D_15N-separated_NOESY | 0.5mM CcdA U-15N,13C; 20mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
| 3 | HNHA | 0.5mM CcdA U-15N,13C; 20mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
| 4 | 2D NOESY | 0.5mM CcdA U-15N,13C; 20mM phosphate buffer | 100% D2O | 6.5 | ambient | 298 | ||
| 5 | 2D NOESY | 0.5mM CcdA U-15N,13C; 20mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 298 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | CNS | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | |
| Conformers Calculated Total Number | 200 |
| Conformers Submitted Total Number | 1 |
| Representative Model | 1 (closest to the average) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | CNS | 1.1 | Brunger |
| 2 | processing | NMRPipe | Delaglio | |
| 3 | collection | VNMR | ||
| 4 | data analysis | NMRView | Johnson | |
| 5 | refinement | CNS | 1.1 | |
