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Solution Structure and Dynamics of an Ultra-Stable Single-Chain Insulin Analog STUDIES OF AN ENGINEERED MONOMER AND IMPLICATIONS FOR RECEPTOR BINDING
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 4D Time-shared NOESY 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 2 3D HNCA 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 3 3D CBCA(CO)NH 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 4 3D HNCO 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 5 3D HNCACB 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 6 3D HN(CO)CA 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 9 3D HCC-TOCSY 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 8 3D H(CCO)NH 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 7 3D 1H-15N TOCSY 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 16 3D (H)CC(CO)NH 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 15 2D 1H-15N HSQC 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 14 2D 1H-13C HSQC 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700 13 2D 1H-13C HSQC aromatic 1 mM [U-13C; U-15N] Single chain insulin SCI-b 90% H2O/10% D2O 0 M 7.4 1 atm 298 Bruker AVANCE 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 700
NMR Refinement Method Details Software simulated annealing TIME AVERAGED NOE RESTRAINED MOLECULAR
DYNAMICS; TIME AVERAGING FOR RESIDUES 1-5 AND 28-36 ONLY X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with acceptable covalent geometry Conformers Calculated Total Number 98 Conformers Submitted Total Number 19 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR BRUNGER 2 structure solution Sparky 3 structure solution TopSpin 4 structure solution X-PLOR