2FXZ
Solution structure of 97-109 segment of staphylococcal nuclease
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D DQF-COSY, 2D TOCSY, 2D ROESY | 2.0mM peptides; DSS, NaN3; 40% trifluoroethanol-d4, 60% H2O | 40% trifluoroethanol-d4, 60% H2O | 0 | 5.0 | ambient | 298 | |
2 | 2D_13C HSQC, 2D_13C HSQC-TOCSY | 2.0mM peptides; DSS, NaN3; 40% trifluoroethanol-d4, 60% D2O | 40% trifluoroethanol-d4, 60% D2O | 0 | 5.0 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DMX | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 80 |
Conformers Submitted Total Number | 15 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.5 | Bruker |
2 | data analysis | Felix | 98 | MSI/Accelrys Inc. |
3 | structure solution | CNS | 1.1 | Brunger |
4 | refinement | CNS | 1.1 | Brunger |