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NMR structure of CmPI-II, a serin protease inhibitor isolated from mollusk Cenchitis muricatus
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 0.5 mM CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 2 2D 1H-1H NOESY 0.5 mM CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 3 2D 1H-15N HSQC 1.2 mM [U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 4 2D 1H-15N HSQC 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 5 2D 1H-13C HSQC 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 6 3D CBCA(CO)NH 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 7 3D 1H-15N NOESY 1.2 mM [U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 8 3D 1H-15N TOCSY 1.2 mM [U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 9 3D HNCO 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 10 3D HNCACB 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 11 3D HBHA(CO)NH 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298 12 3D HCCH-TOCSY 0.2 mM [U-99% 13C; U-99% 15N] CmPI-II 90% H2O/10% D2O 0.02 6.0 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics ARIA
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 200 Conformers Submitted Total Number 15 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution ARIA 1.2 Linge, O'Donoghue and Nilges 2 data analysis ARIA 1.2 Linge, O'Donoghue and Nilges 3 chemical shift assignment Sparky Goddard 4 peak picking Sparky Goddard 5 structure solution CNSSOLVE 1.1 Brunger, Adams, Clore, Gros, Nilges and Read 6 data analysis TALOS Cornilescu, Delaglio and Bax 7 structure validation PSVS Bhattacharya and Montelione 8 collection TopSpin Bruker Biospin 9 processing TopSpin Bruker Biospin 10 structure display MOLMOL Koradi, Billeter and Wuthrich 11 structure validation MOLMOL Koradi, Billeter and Wuthrich 12 refinement CNSSOLVE Brunger, Adams, Clore, Gros, Nilges and Read