1SSL
Solution structure of the PSI domain from the Met receptor
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1mM PSI, 50mM phosphate buffer, 0.15M NaC, 90%H2O, 10%D2O | 90% H2O/10% D2O | 0.15M NaCl | 6.0 | ambient | 283 | |
| 2 | DQF-COSY | 1mM PSI, 50mM phosphate buffer, 0.15M NaC, 90%H2O, 10%D2O | 90% H2O/10% D2O | 0.15M NaCl | 6.0 | ambient | 283 | |
| 3 | 2D NOESY | 1mM PSI, 50mM phosphate buffer, 0.15M NaCl, 100%D2O | 100% D2O | 0.15M NaCl | 6.0 | ambient | 283 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | The structures are based on a total of 492 restraints, 407 are NOE-derived distance constraints, 66 dihedral angle restraints, 19 distance restraints from hydrogen bonds. | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (fewest violations) |
| Additional NMR Experimental Information | |
|---|---|
| Details | The structure was determined using homonuclear techniques |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.1 | Bruker Biospin |
| 2 | processing | XwinNMR | 2.1 | Bruker Biospin |
| 3 | data analysis | XEASY | 1.3.13 | Wuthrich |
| 4 | structure solution | CYANA | 1.0.6 | Guentert |
| 5 | refinement | Xplor-NIH | 2.9.2 | Clore |
