1IFW
SOLUTION STRUCTURE OF C-TERMINAL DOMAIN OF POLY(A) BINDING PROTEIN FROM SACCHAROMYCES CEREVISIAE
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D_NOESY | 3mM protein, 50mM phosphate buffer, 0.1M NaCl, 1mM NaN3 | 90% H2O/10% D2O | 0.2 | 6.3 | ambient | 303 | |
2 | 2D_NOESY | 3mM protein, 50mM phosphate buffer, 0.1M NaCl, 1mM NaN3 | 100% D2O | 0.2 | 6.3 | ambient | 303 | |
3 | 3D_15N-separated_NOESY | 3mM protein U-15N, 50mM phosphate buffer, 0.1M NaCl, 1mM NaN3 | 90% H2O/10% D2O | 0.2 | 6.3 | ambient | 303 | |
4 | 3D_13C-separated_NOESY | 3mM protein U-15N,13C, 50mM phosphate buffer, 0.1M NaCl, 1mM NaN3 | 100% D2O | 0.2 | 6.3 | ambient | 303 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 500 |
2 | Varian | UNITYPLUS | 750 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | The structures are based on 972 NOE distance constraints, 69 dihedral angles constraints and 40 hydrogen bonds. | 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 | 30 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
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Details | The structure was determined using standard triple-resonance and homonuclear techniques. The N-terminal sequence GPLGS is a cloning artifact. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.1 | Bruker |
2 | processing | Gifa | 4.31 | Delsuc |
3 | data analysis | XEASY | 1.3.13 | Wuthrich |
4 | structure solution | CNS | 0.9 | Brunger |
5 | structure solution | ARIA | 0.9 | Nilges |
6 | refinement | CNS | 0.9 | Brunger |