Backbone structure of bradykinin (BK) peptide bound to human Bradykinin 2 Receptor (B2R) determined by MAS SSNMR
SOLID-STATE NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 13C-13C DQ-SQ | 0.36 ug/uL [U-13C, 15N]-F8R9 Bradykinin (BK), 21.4 mg/mL unlabeled hB2R, 50 mM unlabeled HEPES, 100 mM unlabeled NaCl, 2 mM unlabeled EDTA, 4 % w/v unlabeled DDM | 100% H2O | 125 mM | 7.4 | 1 atm | 200 | Bruker AVANCE 600 |
| 2 | 2D 13C-13C DQ-SQ | 0.36 ug/uL [U-13C, 15N]-P2P3G4F5S6P7F8 Bradykinin (BK), 21.4 mg/mL unlabeled hB2R, 50 mM unlabeled HEPES, 100 mM unlabeled NaCl, 2 mM unlabeled EDTA, 4 % w/v unlabeled DDM | 100% H2O | 125 mM | 7.4 | 1 atm | 200 | Bruker AVANCE 600 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | CYANA | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 500 |
| Conformers Submitted Total Number | 10 |
| Representative Model | 4 (closest to the average) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | structure calculation | CYANA | 2.1 | Guntert, Mumenthaler and Wuthrich |
| 2 | collection | TopSpin | Bruker Biospin | |
| 3 | processing | TopSpin | Bruker Biospin | |
| 4 | chemical shift assignment | TopSpin | Bruker Biospin | |
| 6 | processing | TopSpin | Bruker Biospin | |
| 5 | data analysis | TALOS+ | Shen, Delaglio, Cornilescu, Bax | |
