1L2Y
NMR Structure of Trp-Cage Miniprotein Construct TC5b
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1.0-1.8 mM TC5b | 90% H2O/10% D2O | 7 | ambient | 282 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| Simulated annealing from random structures followed by steepest descent minimization | 169 NOE distance constraints were employed. CNS was employed for S.A., followed by minimization using the SANDER module of AMBER. | XwinNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with acceptable covalent geometry, structures with the least restraint violations |
| Conformers Calculated Total Number | 50 |
| Conformers Submitted Total Number | 38 |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 2.6 | Bruker |
| 2 | processing | Felix | 95 | MSI |
| 3 | structure solution | CNS | 1.0 | Brunger |
| 4 | structure solution | Amber | 6.0 | Kollman |
| 5 | refinement | Amber | 6.0 | Kollman |
