1RK9
Solution Structure of Human alpha-Parvalbumin (Minimized Average Structure)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_15N-separated_NOESY | 1.5 mM Parvalbumin U-15N,13C; 100mM NaCl; 90% H2O, 10% D2O; pH 7.0; for CaCaPV | 90% H2O/10% D2O | 100 mM NaCl | 7.0 | ambient | 298 | |
2 | 3D_13C-separated_NOESY | 1.5 mM Parvalbumin U-15N,13C; 100mM NaCl; 90% H2O, 10% D2O; pH 7.0; for CaCaPV | 90% H2O/10% D2O | 100 mM NaCl | 7.0 | ambient | 298 | |
3 | 2D NOESY | 1.5 mM Parvalbumin U-15N,13C; 100mM NaCl; 90% H2O, 10% D2O; pH 7.0; for CaCaPV | 90% H2O/10% D2O | 100 mM NaCl | 7.0 | ambient | 298 | |
4 | 2D TOCSY | 1.5 mM Parvalbumin U-15N,13C; 100mM NaCl; 90% H2O, 10% D2O; pH 7.0; for CaCaPV | 90% H2O/10% D2O | 100 mM NaCl | 7.0 | ambient | 298 | |
5 | HNHA | 1.5 mM Parvalbumin U-15N,13C; 100mM NaCl; 90% H2O, 10% D2O; pH 7.0; for CaCaPV | 90% H2O/10% D2O | 100 mM NaCl | 7.0 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 700 |
2 | Bruker | AVANCE | 600 |
3 | Bruker | AVANCE | 500 |
NMR Refinement | ||
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Method | Details | Software |
distance geometry; simulated annealing; molecular dynamics; torsion angle dynamics pseudocontact shifts; residue diploar couplings | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 1 |
Representative Model | 1 (minimized average structure) |
Additional NMR Experimental Information | |
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Details | All spectrometers are equipped with a triple resonance (TXI) 5 mm probe with a z-axis pulse field gradient, and the 500 MHz spectrometer is equipped with a triple resonance cryo-probe. This structure was determined using pseudocontact shifts and residue dipolar couplings with all diamagnetic restraints |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.1 | Brunger |
2 | processing | XwinNMR | 3.1 | Brunger |
3 | data analysis | XEASY | 1.3 | Guntert |
4 | structure solution | DYANA | 1.5 | Guntert |
5 | refinement | Amber | 5.0 | Rearlman |