Biosynthetic engineered A21K-B31K-B32R human insulin monomer structure in water/acetonitrile solution
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H NOESY | 2.5 mM insulin | 73% H2O/27% CD3CN | 0 M | 2.5 | ambient atm | 298 | Varian Uniform NMR System 500 |
| 2 | 2D 1H-1H TOCSY | 2.5 mM insulin | 73% H2O/27% CD3CN | 0 M | 2.5 | ambient atm | 298 | Varian Uniform NMR System 500 |
| 3 | 2D 1H-1H NOESY | 2.5 mM insulin | 73% D2O/27% CD3CN | 0 M | 2.5 | ambient atm | 298 | Varian Uniform NMR System 500 |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Varian | Uniform NMR System | 500 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| simulated annealing | Amber | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | 25 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (lowest energy) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | DYANA | Guntert, Braun and Wuthrich | |
| 2 | structure calculation | Amber | 14 | Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman |
| 3 | chemical shift assignment | Sparky | Goddard | |
| 4 | peak picking | Sparky | Goddard | |
