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Biosynthetic engineered A21K-B31K-B32R human insulin monomer structure in water/acetonitrile solution
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