NMR Structure of CFr (C-terminal fragment of computationally designed novel-topology protein Top7)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1mM CFr, 25mM phosphate buffer, pH 7.0, 90% H2O, 10% D2O | 90% H2O/10% D2O | 25mM | 7.0 | AMBIENT | 298 | |
2 | 2D NOESY | 1mM CFr, 25mM phosphate buffer, pH 7.0 | 100% D2O | 25mM | 7.0 | AMBIENT | 298 | |
3 | 3D_13C-separated_NOESY | 1.0mM CFr U-15N, 13C, 25mM phosphate buffer, pH 7.0, 90% H2O, 10% D2O | 90% H2O/10% D2O | 25mM | 7.0 | AMBIENT | 298 | |
4 | 3D_15N-separated_NOESY | 1.0mM CFr U-15N, 25mM phosphate buffer, pH 7.0, 90% H2O, 10% D2O | 90% H2O/10% D2O | 25mM | 7.0 | AMBIENT | 298 | |
5 | 3D_13C-filtered_NOESY | 1.4mM CFr U-15N, 13C, 1.4mM 14N, 12C CFr, 25mM phosphate buffer, pH 7.0 | 100% D2O | 25mM | 7.0 | AMBIENT | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DMX | 750 |
2 | Bruker | DRX | 500 |
3 | Varian | INOVA | 600 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics | CYANA |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the least restraint violations |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (fewest violations) |
Additional NMR Experimental Information | |
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Details | Hydrogen bond restraints were derived from D2O protection analysis. Torsion angle restraints were derived from TALOS predictions |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | CYANA | 2.0 | P.Guntert et al. |
2 | structure solution | CYANA | 2.0 | P.Guntert et al. |
3 | data analysis | TALOS | G. Cornilescu et al. | |
4 | processing | NMRPipe | 2.3 | F. Delaglio et al. |
5 | data analysis | Sparky | 3.112 | T. Goddard and D. Kneller |