2OX2
Structure of the cantionic, antimicrobial hexapeptide cyclo(RRWWFR) bound to DPC-micelles
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 2.5 mM cRW2, 50 mM DPC, H2O/D2O:9/1 | H2O/D2O 9/1 | 6.3 | 1 atm | 300 | ||
2 | 2D TOCSY | 2.5 mM cRW2, 50 mM DPC, H2O/D2O:9/1 | H2O/D2O 9/1 | 6.3 | 1 atm | 300 | ||
3 | DQF-COSY | 2.5 mM cRW2, 50 mM DPC, H2O/D2O:9/1 | H2O/D2O 9/1 | 6.3 | 1 atm | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing | XwinNMR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 10 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.6 | Bruker |
2 | data analysis | Sparky | 3.1 | Goddard, T.D., Kneller, D.G. |
3 | structure solution | Amber | 6.0 | Case, D.A. et al. |
4 | refinement | Amber | 6.0 | Case, D.A. et al. |