NMR STRUCTURE OF THE TYPE III SECRETORY DOMAIN OF YERSINIA YOPH COMPLEXED WITH THE SKAP-HOM PHOSPHO-PEPTIDE N-acetyl-DEpYDDPF-NH2
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 3D_13C-resolved_NOESY | 0.6 mM YopHNT U-15N,13C complexed with 0.72 mM unlabeled peptide; 50mM phosphate buffer NA | 90% H2O/10% D2O | 50 mm phosphate | 6.5 | ambient | 298 | |
| 2 | 3D_15N-resolved_NOESY | 0.6 mM YopHNT U-15N,13C complexed with 0.72 mM unlabeled peptide; 50mM phosphate buffer NA | 90% H2O/10% D2O | 50 mm phosphate | 6.5 | ambient | 298 | |
| 3 | 3D HCCH | 0.6 mM YopHNT U-15N,13C complexed with 0.72 mM unlabeled peptide; 50mM phosphate buffer NA | 90% H2O/10% D2O | 50 mm phosphate | 6.5 | ambient | 298 | |
| 4 | 3D 15N/13C filtered/edited noesy | 0.6 mM YopHNT U-15N,13C complexed with 0.72 mM unlabeled peptide; 50mM phosphate buffer NA | 90% H2O/10% D2O | 50 mm phosphate | 6.5 | ambient | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 800 |
| 2 | Bruker | AVANCE | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | the structures are based on a total of 3472 restraints, 3222 are NOE-derived distance constraints, 152 dihedral angle restraints, 98 distance restraints from hydrogen bonds. | NMRPipe |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 360 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 9 (best ramachandran plot) |
| Additional NMR Experimental Information | |
|---|---|
| Details | 15N HSQC titrations |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | processing | NMRPipe | ||
| 2 | data analysis | XEASY | ||
| 3 | structure solution | CNS | ||
| 4 | refinement | ARIA | 1.0 | Nilges, M. and O'Donoghue, S.I. |














