1Z8R
2A cysteine proteinase from human coxsackievirus B4 (strain JVB / Benschoten / New York / 51)
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | simultaneously acquired 15N- and 13C-edited 3D NOESY | 0.50 mM U-15N U-13C 2A proteinase 10 mM DTT 90% H2O, 10% D2O | 90% H2O/10% D2O | 50 mM potassium phosphate | 7.6 | ambient | 303 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 500 |
2 | Bruker | DRX | 600 |
3 | Bruker | DRX | 800 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics followed by cartesian slow-cool annealing energy minimisation | total of 1905 experimentally determined restraints, 1577 NOE-derived distance restraints, 168 dihedral angle restraints, 112 hydrogen bond distance restraints, 4 zinc-protein bond restraints, 16 zinc-protein angle restraints | XwinNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 17 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.5 | Bruker |
2 | processing | Felix | 2000 | Accelrys Inc, San Diego, CA |
3 | data analysis | Felix | 2000 | Accelrys Inc, San Diego, CA |
4 | structure solution | CNS | 1.1 | Brunger, et al. |
5 | refinement | CNS | 1.1 | Brunger, et al. |