1YKA
Solution structure of Grx4, a monothiol glutaredoxin from E. coli.
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 0.8mM Grx4 U,15N,15N-13C; 5mM phopsphate, 125mM KCl | 90% H2O/10% D2O | 125mM KCl | 6.5 | ambient | 301 | |
2 | 3D_15N-separated_NOESY | 0.8mM Grx4 U,15N,15N-13C; 5mM phopsphate, 125mM KCl | 90% H2O/10% D2O | 125mM KCl | 6.5 | ambient | 301 | |
3 | 2D TOCSY | 0.8mM Grx4 U,15N,15N-13C; 5mM phopsphate, 125mM KCl | 90% H2O/10% D2O | 125mM KCl | 6.5 | ambient | 301 | |
4 | HNCA | 0.8mM Grx4 U,15N,15N-13C; 5mM phopsphate, 125mM KCl | 90% H2O/10% D2O | 125mM KCl | 6.5 | ambient | 301 | |
5 | DQF-COSY | 0.8mM Grx4 U,15N,15N-13C; 5mM phopsphate, 125mM KCl | 90% H2O/10% D2O | 125mM KCl | 6.5 | ambient | 301 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DMX | 600 |
2 | Varian | INOVA | 800 |
NMR Refinement | ||
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Method | Details | Software |
molecular dynamics | The structures are based on 2703 NOE-DERIVED distance constraints, 77 J coupling derived dihedral angle restraints, 164 backbone torsion angle restraints derived from chemical shifts | PROSA |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
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Details | The structure was determined using triple-resonance NMR spectroscopy |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | PROSA | 3.6 | Guntert |
2 | data analysis | XEASY | 1.4 | Bartels |
3 | structure solution | ARIA | 1.2 | Nilges |
4 | structure solution | CNS | 1.1 | Brunger |
5 | refinement | CNS | 1.1 | Brunger |