Solution conformations of a 12-mer peptide bearing a natural N-hydrophobic triangle
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 1D | 4 mM LDLL 12-mer | 75% H2O/5% D2O/20% TFE-D3 | 5 mM peptide | 5 | 1 bar | 306 | Bruker AVANCE 500 500 |
2 | 2D COSY | 4 mM LDLL 12-mer | 75% H2O/5% D2O/20% TFE-D3 | 5 mM peptide | 5 | 1 bar | 306 | Bruker AVANCE 500 500 |
3 | 2D TOCSY | 4 mM LDLL 12-mer | 75% H2O/5% D2O/20% TFE-D3 | 5 mM peptide | 5 | 1 bar | 306 | Bruker AVANCE 500 500 |
4 | 2D NOESY | 4 mM LDLL 12-mer | 75% H2O/5% D2O/20% TFE-D3 | 5 mM peptide | 5 | 1 bar | 306 | Bruker AVANCE 500 500 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE 500 | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
molecular dynamics | MacroModel |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 2780 |
Conformers Submitted Total Number | 23 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | chemical shift assignment | TopSpin | Bruker Biospin | |
2 | peak picking | TopSpin | Bruker Biospin | |
3 | refinement | MacroModel | Schrodinger | |
4 | structure calculation | MacroModel | Schrodinger |