2JMS
NMR Structure of En-6 pheromone from the Antarctic Ciliate Euplotes nobilii
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D DQF-COSY | 1 mM En-6, 20 mM sodium phosphate | 90% H2O/10% D2O | 6 | ambient | 298 | ||
2 | 2D 1H-1H TOCSY | 1 mM En-6, 20 mM sodium phosphate | 90% H2O/10% D2O | 6 | ambient | 298 | ||
3 | 2D 1H-1H NOESY | 1 mM En-6, 20 mM sodium phosphate | 90% H2O/10% D2O | 6 | ambient | 298 | ||
4 | 2D 1H-1H NOESY | 1 mM En-6, 20 mM sodium phosphate | 100% D2O | 6 | ambient | 298 | ||
5 | 1D 1H | 1 mM En-6, 20 mM sodium phosphate, 1 mM DSS | 90% H2O/10% D2O | 6 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics, energy minimization | CYANA-1.2, used within the 7-cycle iterated ATNOS/CANDID/CYANA procedure and OPALp, applied to the final conformer bundle from ATNOS/CANDID/CYANA | CARA |
NMR Ensemble Information | |
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Conformer Selection Criteria | target function |
Conformers Calculated Total Number | 80 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (closest to the average) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | chemical shift assignment | CARA | 1.5.3 | Keller and Wuthrich |
2 | collection | XwinNMR | Bruker Biospin | |
3 | peak assignment | ATNOS/CANDID | 1.1 | Herrmann, Guntert and Wuthrich |
4 | structure solution | ATNOS/CANDID | 1.1 | Herrmann, Guntert and Wuthrich |
5 | peak picking | CYANA | 1.2 | Guntert, Mumenthaler and Wuthrich |
6 | refinement | OPAL | p | Koradi, Billeter and Guntert |