1DV0
Refined NMR solution structure of the C-terminal UBA domain of the human homologue of RAD23A (HHR23A)
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O | 90% H2O/10% D2O | 50mM sodium phosphate, 100mM sodium chloride | 6.5 | ambient | 300 | |
2 | 3D_13C-separated_NOESY | 1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O | 90% H2O/10% D2O | 50mM sodium phosphate, 100mM sodium chloride | 6.5 | ambient | 300 | |
3 | 3D_15N-separated_NOESY | 1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O | 90% H2O/10% D2O | 50mM sodium phosphate, 100mM sodium chloride | 6.5 | ambient | 300 | |
4 | DQF-COSY | 1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O | 90% H2O/10% D2O | 50mM sodium phosphate, 100mM sodium chloride | 6.5 | ambient | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
2 | Bruker | DRX | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing, molecular dynamics | The structures are based on a total of 796 restraints, 779 are NOE-derived, 17 distance restraints are from hydrogen bonds | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with favorable non-bond energy, structures with the least restraint violations, structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 18 |
Representative Model | 6 (closest to the average) |
Additional NMR Experimental Information | |
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Details | This structure was determined using triple-resonance NMR spectroscopy |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | XwinNMR | 1.3 | Bruker |
2 | data analysis | XEASY | 1.3.10 | Bartels, Xia, Billeter, Guntert, Wuthrich |
3 | structure solution | X-PLOR | 3.1 | Brunger |
4 | refinement | X-PLOR | 3.1 | Brunger |