A PROTON-NMR INVESTIGATION OF THE FULLY REDUCED CYTOCHROME C7 FROM DESULFUROMONAS ACETOXIDANS
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | TOCSY | 2-3mM cytochrome 1H; 100mM phosphate buffer | 90% H2O/10% D2O | 5.5 | ambient | 292 | ||
2 | TOCSY | 2-3mM cytochrome 1H; 100mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 292 | ||
3 | TOCSY | 2-3mM cytochrome 1H; 100mM phosphate buffer | 90% H2O/10% D2O | 8.0 | ambient | 292 | ||
4 | 2D NOESY | 2-3mM cytochrome 1H; 100mM phosphate buffer | 90% H2O/10% D2O | 6.5 | ambient | 292 | ||
5 | 2D NOESY | 2-3mM cytochrome 1H; 100mM phosphate buffer | 90% H2O/10% D2O | 8.0 | ambient | 292 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 800 |
2 | Bruker | AMX | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing combined with torsion angle dynamics restrained energy minimization | The structures are based on a total of 1352 NOE-derived constraints | Amber |
NMR Ensemble Information | |
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Conformer Selection Criteria | |
Conformers Calculated Total Number | |
Conformers Submitted Total Number | 1 |
Additional NMR Experimental Information | |
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Details | This structure was determined using standard 2D homonuclear techniques. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | Amber | 4.1 | |
2 | structure solution | DYANA | 1.5 | |
3 | data analysis | XEASY | 3.1 | |
4 | processing | XwinNMR |