NMR structure of a peptide deriving from SARS-CoV-2 Lineages P.1 and B.1.351 S RBD 482-506 fragment in HFIP/H2O
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H TOCSY | 2.5 mM SMIMIC-bg, 50 % v/v Hexafluoroisopropanol, 40 % v/v H2O, 10 % v/v [U-100% 2H] D2O | 50% hexafluoroisopropanol/40% H2O/10% D2O | 0 | 2.5 | 1 atm | 298 | Bruker AVANCE II 500 |
| 2 | 2D 1H-1H NOESY | 2.5 mM SMIMIC-bg, 50 % v/v Hexafluoroisopropanol, 40 % v/v H2O, 10 % v/v [U-100% 2H] D2O | 50% hexafluoroisopropanol/40% H2O/10% D2O | 0 | 2.5 | 1 atm | 298 | Bruker AVANCE II 500 |
| 3 | 2D 1H-13C HSQC | 2.5 mM SMIMIC-bg, 50 % v/v Hexafluoroisopropanol, 40 % v/v H2O, 10 % v/v [U-100% 2H] D2O | 50% hexafluoroisopropanol/40% H2O/10% D2O | 0 | 2.5 | 1 atm | 298 | Bruker AVANCE II 500 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | AVANCE II | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | TALOS-N | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | target function |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 35 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | chemical shift assignment | NMRFAM-SPARKY | Lee | |
| 2 | structure calculation | CYANA | Guntert, Mumenthaler and Wuthrich | |
| 3 | refinement | TALOS-N | Bax | |
| 4 | peak picking | NMRFAM-SPARKY | Lee | |
