1R4Y
SOLUTION STRUCTURE OF THE DELETION MUTANT DELTA(7-22) OF THE CYTOTOXIC RIBONUCLEASE ALPHA-SARCIN
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 2mM Ribonuclease; 90% H2O, 10% D2O | 90% H2O/10% D2O | 6.0 | AMBIENT | 308 | ||
2 | 2D TOCSY | 2mM Ribonuclease; 90% H2O, 10% D2O | 90% H2O/10% D2O | 6.0 | AMBIENT | 308 | ||
3 | 2D NOESY | 2mM Ribonuclease; D2O | D2O | 6.0 | AMBIENT | 308 | ||
4 | 2D TOCSY | 2mM Ribonuclease; D2O | D2O | 6.0 | AMBIENT | 308 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 800 |
2 | Bruker | AVANCE | 600 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics | The structures are based on a total of 2088 restraints, 1990 NOE-derived distance constraints and 98 dihedral angle restraints. The best 25 representative conformers are energy-minimized with AMBER7 | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 25 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
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Details | This structure was determined using standard 2D NOE homonuclear techniques. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.1 | |
2 | processing | XwinNMR | 3.1 | |
3 | data analysis | ANSIG | 3.3 | Kraulis, P. |
4 | structure solution | DYANA | 1.5 | Guntert, P. |
5 | refinement | DYANA | 1.5 | Guntert, P. |
6 | refinement | Amber | 7 |