Biosynthetic engineered A22S-B3K-B31R human insulin monomer structure in water/acetonitrile solutions.
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D 1H-1H NOESY | 2.5 mM None Insulin, 73 % None H2O, 27 % 2H CD3CN | H2O / CD3CN | 1 | 2.5 | ambient Pa | 298 | Varian Uniform NMR System 500 |
| 2 | 2D 1H-1H NOESY | 2.5 mM None Insulin, 73 % 2H D2O, 27 % 2H CD3CN | D2O / CD3CN | 1 | 2.5 | ambient Pa | 298 | Varian Uniform NMR System 500 |
| 3 | 2D 1H-1H TOCSY | 2.5 mM None Insulin, 73 % None H2O, 27 % 2H CD3CN | H2O / CD3CN | 1 | 2.5 | ambient Pa | 298 | Varian Uniform NMR System 500 |
| 4 | 2D 1H-1H TOCSY | 2.5 mM None Insulin, 73 % 2H D2O, 27 % 2H CD3CN | D2O / CD3CN | 1 | 2.5 | ambient Pa | 298 | Varian Uniform NMR System 500 |
| 5 | 2D 1H-15N HSQC | 2.5 mM None Insulin, 73 % None H2O, 27 % 2H CD3CN | H2O / CD3CN | 1 | 2.5 | ambient Pa | 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 | DGSA-distance geometry simulated annealing | Amber |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | 20 structures for lowest energy |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (fewest violations) |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | DYANA | Guntert P. | |
| 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 | |














