Solution structure of the chemotaxis protein CheW from the thermophilic organism Thermotoga maritima
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_13C-separated_NOESY | 1mM TMW U-15N,13C; 50mM Acetate buffer | 93% H2O/7% D2O | 50mM KCl | 4.5 | 1 atm | 308 | |
2 | 3D_15N-separated_NOESY | 1mM TMW U-15N,13C; 50mM Acetate buffer | 93% H2O/7% D2O | 50mM KCl | 4.5 | 1 atm | 308 | |
3 | 3D_15N_13C-separated_NOESY | 1mM TMW U-15N,13C; 50mM Acetate buffer | 93% H2O/7% D2O | 50mM KCl | 4.5 | 1 atm | 308 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
2 | Varian | INOVA | 500 |
3 | GE | OMEGA | 500 |
NMR Refinement | ||
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Method | Details | Software |
distance geometry simulated annealing | CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 20 |
Representative Model | 20 (lowest energy) |
Additional NMR Experimental Information | |
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Details | The structure was determined using triple-resonance NMR spectroscopy. |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | structure solution | CNS | 1.0 | Brunger |
2 | structure solution | ARIA | 1.0 | Nilges |
3 | processing | Felix | 98 | Molecular Simulations Inc. |
4 | refinement | ARIA | 1.0 | Nilges |