Three dimensional structure of EPI-X4, a human albumin-derived peptide that regulates innate immunity through the CXCR4/CXCL12 chemotactic axis and antagonizes HIV-1 entry
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H TOCSY | 10 mM sodium phosphate | 90% H2O/10% D2O | 7 | ambient | 298 | ||
| 2 | 2D 1H-1H NOESY | 10 mM sodium phosphate | 90% H2O/10% D2O | 7 | ambient | 298 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 800 |
| 2 | Bruker | AVANCE | 600 |
| 3 | Bruker | AVANCE | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | CYANA | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (fewest violations) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure solution | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 2 | refinement | CYANA | Guntert, Mumenthaler and Wuthrich | |
