Solution structure of alpha-KTx-6.21 (UroTx) from Urodacus yaschenkoi
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-15N HSQC | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 2 | 3D CBCA(CO)NH | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 3 | 3D HNCO | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 4 | 3D HNCACB | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 5 | 3D HBHA(CO)NH | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 6 | 3D 1H-15N NOESY | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 7 | 3D 1H-13C NOESY aliphatic | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| 8 | 3D 1H-13C NOESY aromatic | 200 uM [U-13C; U-15N] UroTx, 20 mM sodium acetate, 5 % D2O | 95% H2O/5% D2O | 0 | 5 | 1 atm | 298 | Bruker AVANCE III 900 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE III | 900 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | CYANA | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy and the best stereochemical properties |
| Conformers Calculated Total Number | 30 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 2 | structure calculation | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 3 | chemical shift assignment | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 5 | chemical shift assignment | Analysis | CCPN | |
| 4 | peak picking | Analysis | CCPN | |
| 6 | collection | TopSpin | Bruker Biospin | |
| 7 | geometry optimization | TALOS-N | Cornilescu, Delaglio and Bax | |
| 8 | processing | Rowland NMR Toolkit | http://www.rowland.org/rnmrtk/toolkit.html | |
| 9 | data analysis | Analysis | CCPN | |
