2Z4D
NMR Structures of Yeast Proteasome Component Rpn13
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | HNCACB, HNCA/HN(CO)CA, HNCO/HN(CA)CO | 0.4mM Rpn13 U-15N, 13C; U-70% 2H; 20mM phosphate buffer; 50mM NaCl; 4mM DTT; 90% H2O, 10% D2O | 90% H2O/10% D2O | 20mM phosphate, 50mM NaCl | 6.5 | ambient | 298 | |
2 | 3D_15N-separated_NOESY | 0.5mM Rpn13 U-15N; U-50% 2H; 20mM phosphate buffer; 50mM NaCl; 4mM DTT; 90% H2O, 10% D2O | 90% H2O/10% D2O | 20mM phosphate, 50mM NaCl | 6.5 | ambient | 298 | |
3 | 3D_13C-separated_NOESY | 0.5mM Rpn13 U-13C; 20mM phosphate buffer; 50mM NaCl; 4mM DTT; 100% D2O | 100% D2O | 20mM phosphate, 50mM NaCl | 6.5 | ambient | 298 | |
4 | HCCH-TOCSY | 0.5mM Rpn13 U-13C; 20mM phosphate buffer; 50mM NaCl; 4mM DTT; 100% D2O | 100% D2O | 20mM phosphate, 50mM NaCl | 6.5 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
2 | Varian | INOVA | 800 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | The structures are based on a total of 1084 restraints, 949 are NOE-derived distance constraints, 79 dihedral angle restraints, 56 distance restraints from hydrogen bonds. | NMRPipe |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 35 |
Conformers Submitted Total Number | 8 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | processing | NMRPipe | 2006 | Frank Delaglio, Stephan Grzesiek, Guang Zhu, Geerten W. Vuister, John Pfeifer and Ad Bax |
2 | data analysis | XEASY | 1996 | Tai-he Xia and Christian Bartels |
3 | structure solution | X-PLOR | 3.851 | A. T. Brunger |
4 | refinement | X-PLOR | 3.851 |