2CYU
NMR structure of a downhill folding protein
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D COSY | 90% H2O, 10% D2O, trace amounts of DSS for NMR calibration | 90% H2O/10% D2O | 0 | 5.3 | ambient | 278 | |
2 | 2D TOCSY | 90% H2O, 10% D2O, trace amounts of DSS for NMR calibration | 90% H2O/10% D2O | 0 | 5.3 | ambient | 278 | |
3 | 2D NOESY | 90% H2O, 10% D2O, trace amounts of DSS for NMR calibration | 90% H2O/10% D2O | 0 | 5.3 | ambient | 278 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 500 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | THE FIRST THREE RESIDUES OF OUR PROTEIN VARIANT ARE NOT STRUCTURED (NO DISTANCE RESTRAINTS). ACCORDINGLY, THE COORDINATES FOR THE N-TERMINAL NAPHTHYLALANINE ARE NOT SHOWN | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 300 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
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Details | This structure was determined using standard 2D homonuclear techniques. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.1 | Bruker |
2 | processing | NMRPipe | sgi6x | F. Delagio |
3 | data analysis | NMRView | 5.0.4 | Bruce A. Johnson |
4 | refinement | XPLOR-NIH | 2.11 |