5TWI
Alpha Helix Nucleation by a Simple Cyclic Tetrapeptide
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
4 | 2D 1H-1H ROESY | 1 mM n helix cap | 93% H2O/7% D2O | 100 mM | 6 | 1 atm | 298 | Bruker AVANCE III 600 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE III | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing | Xplor |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 5 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | refinement | Xplor | Xplor-NIH | |
3 | chemical shift assignment | TopSpin | Bruker Biospin | |
4 | peak picking | TopSpin | Bruker Biospin |