Structure of Human Immunodeficiency Virus Type 1 Vpr(34-51) Peptide in Chloroform Methanol
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 2 mM Vpr(34-51); 50 % Methanol d3, 50 % Chloroform d1 | 50 % Methanol d3, 50 % Chloroform d1 | 0 | ambient | 298 | ||
| 2 | DQF-COSY | 2 mM Vpr(34-51); 50 % Methanol d3, 50 % Chloroform d1 | 50 % Methanol d3, 50 % Chloroform d1 | 0 | ambient | 298 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | structures were calculated using floating chirality. | X-PLOR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations, structures with the lowest energy |
| Conformers Calculated Total Number | 60 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | X-PLOR | 3.851 | Brunger |
| 2 | collection | VNMR | 5.3 | Varian |
| 3 | data analysis | NDEE | SpinUp Inc. | |
| 4 | refinement | X-PLOR | 3.851 | Brunger |
