2LL1
High-resolution solution structure of the orally active insecticidal spider venom peptide U1-TRTX-Sp1a
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 700 uM U1-TRTX-Sp1a, 10 mM potassium phosphate | 95% H2O/5% D2O | 5.85 | ambient | 298 | ||
2 | 2D 1H-13C HSQC | 700 uM U1-TRTX-Sp1a, 10 mM potassium phosphate | 95% H2O/5% D2O | 5.85 | ambient | 298 | ||
3 | 2D 1H-1H TOCSY | 700 uM U1-TRTX-Sp1a, 10 mM potassium phosphate | 95% H2O/5% D2O | 5.85 | ambient | 298 | ||
4 | 2D DQF-COSY | 700 uM U1-TRTX-Sp1a, 10 mM potassium phosphate | 95% H2O/5% D2O | 5.85 | ambient | 298 | ||
5 | 2D 1H-1H NOESY | 700 uM U1-TRTX-Sp1a, 10 mM potassium phosphate | 95% H2O/5% D2O | 5.85 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 900 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics | TopSpin |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | TopSpin | Bruker Biospin | |
2 | chemical shift assignment | CCPNMR | CCPN | |
3 | data analysis | CCPNMR | CCPN | |
4 | structure solution | CYANA | Guntert, Mumenthaler and Wuthrich | |
5 | refinement | CYANA | Guntert, Mumenthaler and Wuthrich |