2JNX
NMR derived solution structure of an EF-hand Calcium Binding Protein from Entamoeba Histolytica
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D 1H-13C NOESY | 1.5 mM [U-100% 13C; U-100% 15N] protein, 150 mM Sodium acetate-acetic acid buffer | 90% H2O/10% D2O | 4.2 | ambient | 308 | ||
2 | 3D 1H-15N NOESY | 1.5 mM [U-100% 15N] protein, 100 mM NaCl, 20 mM CaCl2 | 90% H2O/10% D2O | 4.2 | ambient | 308 | ||
3 | 3D 1H-15N TOCSY | 1.5 mM [U-100% 15N] protein, 100 mM NaCl, 20 mM CaCl2 | 90% H2O/10% D2O | 4.2 | ambient | 308 | ||
4 | 2D 1H-1H NOESY | 1.5 mM [U-100% 15N] protein, 100 mM NaCl, 20 mM CaCl2 | 90% H2O/10% D2O | 4.2 | ambient | 308 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 800 |
2 | Varian | INOVA | 600 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics | DYANA |
NMR Ensemble Information | |
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Conformer Selection Criteria | target function |
Conformers Calculated Total Number | 400 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest target function) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | DYANA | 1.5 | Guntert, Braun and Wuthrich |
2 | refinement | DYANA | 1.5 | Guntert, Braun and Wuthrich |