A beta-Hairpin Structure in a 13-mer Peptide that Binds a-Bungarotoxin with High Affinity and Neutralizes its Toxicity
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | NOESY | 1MM COMPLEX IN 90% WATER,10% D2O | 6 | AMBIENT | 303 | |||
| 2 | HOHAHA | 1MM COMPLEX IN 90% WATER,10% D2O | 6 | AMBIENT | 303 | |||
| 3 | DQF-COSY | 1MM COMPLEX IN 90% WATER,10% D2O | 6 | AMBIENT | 303 | |||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DMX | 500 |
| 2 | Bruker | DRX | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| DISTANCE GEOMETRY, DYNAMICAL SIMULATED ANNEALING | RMS DEVIATIONS FROM IDEAL VALUES: BOND LENGTH (A) 0.0033,ANGLES (DEG) 0.52 IMPROPERS (DEG) 0.45 | CNS |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | NO RESTRAINT VIOLATION |
| Conformers Calculated Total Number | |
| Conformers Submitted Total Number | 10 |
| Representative Model | 1 (n/a) |
| Additional NMR Experimental Information | |
|---|---|
| Details | THE STRUCTURES WERE DETERMINED USING STANDARD 2D 1H-NMR SPECTROSCOPY. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | CNS | 0.9 | BRUNGER, ADAMS, CLORE, DELANO, GROS ET AL |
| 2 | structure solution | XwinNMR | ||
| 3 | structure solution | AURELIA | ||
| 4 | structure solution | CNS | ||
