SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 1 mM Cassiicolin, 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 3.3 | ambient | 290 | |
2 | 2D TOCSY | 1 mM Cassiicolin, 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 3.3 | ambient | 290 | |
3 | 2D NOESY | 1 mM Cassiicolin | 100% D2O | 0 | 3.3 | ambient | 290 | |
4 | DQF-COSY | 1 mM Cassiicolin | 100% D2O | 0 | 3.3 | ambient | 290 | |
5 | 2D_15N-separated_HSQC | 1 mM Cassiicolin, 90% H2O, 10% D2O | 90% H2O/10% D2O | 0 | 3.3 | ambient | 300 | |
6 | 2D_13C-separated_HSQC | 1 mM Cassiicolin | 100% D2O | 0 | 3.3 | ambient | 310 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 600 |
2 | Bruker | AVANCE | 500 |
NMR Refinement | ||
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Method | Details | Software |
distance geometry | The structures are based on a total of 274 restraints: 220 are NOE-derived distance constraints, 36 are dihedral angle restraints, and 18 are distance restraints from hydrogen bonds. | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 30 |
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 and 15N and 13C HSQC in natural abundance. Threonine 2 is glycosylated by a 3-O-methyl-alpha-D-mannose. |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 3.0 | Bruker |
2 | processing | Gifa | 4.4 | Delsuc |
3 | data analysis | CINDY | 1.5 | Padilla |
4 | structure solution | CYANA | 2.1 | Guntert |
5 | refinement | CNS | 1.1 | Brunger |