1VJ6
PDZ2 from PTP-BL in complex with the C-terminal ligand from the APC protein
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 3D_15N-separated_NOESY | 1mM PDZ2 protein, U-15N,13C; 3mM APC peptide, unlabelled | 50 mM KH2PO4/K2HPO4 50 mM KCl, pH 6.8, H2O/D2O (95%/5%) | 100 | 6.8 | 1 atm | 298 | |
| 2 | 3D_13C-separated_NOESY | 1mM PDZ2 protein, U-15N,13C; 3mM APC peptide, unlabelled | 50 mM KH2PO4/K2HPO4 50 mM KCl, pH 6.8, H2O/D2O (95%/5%) | 100 | 6.8 | 1 atm | 298 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | INOVA | 600 |
| 2 | Varian | INOVA | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| Initial calculations with XPLOR version 3.851, followed by restrained molecular dynamics protocol under a CHARMM22 forcefield. | 1470 distance restraints (intra/sequential/medium/long/inter) (529/323/166/378/74), 28 hydrogen bonds, Dihedral angle restraints (phi/psi/chi) (69/72/13) | NMRPipe |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 200 |
| Conformers Submitted Total Number | 35 |
| Representative Model | 1 (closest to the average) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | processing | NMRPipe | 2003 | Delaglio |
| 2 | refinement | X-PLOR | 3.851 | Brunger |
| 3 | refinement | CHARMM | 22 | MacKerell |
