NMR structure analysis of the lactoferrin-based peptide FQWQRNIRKVR in complex with lipopolysaccharide
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 2mM lacfotefficin; 20mM sodium phosphate buffer (pH=5.5); 95% H2O, 5% D2O | 95% H2O/5% D2O | 20 | 5.5 | 1 atm | 303 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing in torsion angle space; energy minimization in a true force field | the structures are based on a total of 109 meaningful NOE distance restraints | DYANA |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 12 |
| Representative Model | 1 (fewest violations) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | DYANA | 1.5 | Guenthert et al. |
| 2 | refinement | Discover | 97 | Accelrys Inc. |
