2M1D
Biosynthetic engineered B28K-B29P human insulin monomer structure in in water/acetonitrile solutions.
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-1H TOCSY | 2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54, 73 % H2O, 27 % CD3CN | H2O / CD3CN | 1 | 2.5 | ambient | 298 | |
2 | 2D 1H-1H NOESY | 2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54, 73 % H2O, 27 % CD3CN | H2O / CD3CN | 1 | 2.5 | ambient | 298 | |
3 | 2D 1H-1H NOESY | 2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54, 73 % D2O-7, 27 % CD3CN-8 | D2O / CD3CN | 1 | 2.5 | ambient | 298 | |
4 | 2D 1H-13C HSQC | 2.5 - 3.0 mM insulin, residues 90-110, 2.5 - 3.0 mM insulin, residues 25-54, 73 % D2O-7, 27 % CD3CN-8 | D2O / CD3CN | 1 | 2.5 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | Uniform NMR System | 500 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics, DGSA-distance geometry simulated annealing | AMBER |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (fewest violations) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | AMBER | 11 | Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman |
2 | structure solution | AMBER | 11 | Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman |
3 | refinement | CYANA | 2.1 | Guntert, Mumenthaler and Wuthrich |
4 | collection | VNMRJ | 2.2 C | Varian |
5 | chemical shift assignment | SPARKY | 2.6 | Goddard |