2F65
Solution structure of HPPK in complex with inhibitor analog AMPCPP
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 3D_15N-separated_NOESY | 1.6 mM HPPK,U-15N,13C;20 mM sodium phosphate,15mM MgCl2; 10mM AMPCPP; 0.05 mM DSS;5% D2O, 95%H2O | 5% D2O, 95%H2O | 20 mM sodium phosphate,15mM MgCl2 | 7.4 | ambient | 298 | |
| 2 | 3D_13C-separated_NOESY | 1.6 mM HPPK,U-15N,13C;20 mM sodium phosphate,15mM MgCl2; 10mM AMPCPP; 0.05 mM DSS;5% D2O, 95%H2O | 5% D2O, 95%H2O | 20 mM sodium phosphate,15mM MgCl2 | 7.4 | ambient | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | A total of 4273 structurally useful distance restraints were used for the calculation, of which 3069 were unambiguous restraints, 1204 ambiguous. Total 47 H-bonds included. | VNMR |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 21 |
| Representative Model | 1 (minimized average structure) |
| Additional NMR Experimental Information | |
|---|---|
| Details | The structure was determined using triple-resonance NMR spectroscopy. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | VNMR | 6.1B | Varian |
| 2 | processing | NMRPipe | Delaglio | |
| 3 | data analysis | NMRView | 5.0.4 | Johnson |
| 4 | refinement | ARIA | 1.2 | Linge |
| 5 | structure solution | CNS | 1.0 | Brunger |
