1XKE
Solution structure of the second Ran-binding domain from human RanBP2
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1.0mM RanBD2 U-15N; 150mM Na2SO4; 10mM DTE; 0.5mM EDTA; 1mM NaN3; 0.1 mM DSS; 10mM potassium phosphate buffer at pH 6.5; | 92% H2O, 8%D2O | 150 mM Na2SO4 | 6.5 | ambient | 298 | |
2 | 2D NOESY | 1.0mM RanBD2 U-15N; 150mM Na2SO4; 10mM DTE; 0.5mM EDTA; 1mM NaN3; 0.1mM DSS; 10mM potassium phosphate buffer at pH 6.5; | 100% D2O | 150 mM Na2SO4 | 6.5 | ambient | 298 | |
3 | 3D_15N-separated_NOESY | 1.4mM RanBD2 U-13C; U-15N; 150mM Na2SO4; 10mM DTE; 0.5 mM EDTA; 1mM NaN3; 0.1mM DSS; 10mM potassium phosphate buffer at pH 6.5; | 92% H2O, 8%D2O | 150 mM Na2SO4 | 6.5 | ambient | 298 | |
4 | 3D_13C-separated_NOESY | 0.7mM RanBD2 U-13C; U-15N; 150mM Na2SO4; 10mM DTE; 0.5mM EDTA; 1mM NaN3; 0.1mM DSS; 10mM potassium phosphate buffer at pH 6.5; | 100% D2O | 150 mM Na2SO4 | 6.5 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
2 | Bruker | DRX | 800 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | The structures are based on a total of 1492 restraints (1281 NOE-derived distance restraints, 182 dihedral angle restraints and 29 hydrogen bond restraints). The structures were also refined in water using XPLOR-NIH 2.9.6 using the protocol of Linge et al. (Linge, J. P., Williams, M. A., Spronk, C. A., Bonvin, A. M., & Nilges, M. ,2003. Refinement of protein structures in explicit solvent. Proteins 50, 496-506). | 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 | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.6 | Bruker |
2 | processing | XwinNMR | 2.6 | Bruker |
3 | data analysis | AUREMOL | 2.0.3 | Gronwald,W. and Kalbitzer,H.R. |
4 | structure solution | CNS | 1.1 | |
5 | refinement | CNS | 1.1 | |
6 | structure solution | XPLOR-NIH | 2.9.6 |