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NMR solution structure of Bt14.12, a novel A-family conotoxin from Conus betulinus
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H COSY 20 mM sodium phosphate 90% H2O/10% D2O 20 mM 5.5 1 bar 298 Bruker AVANCE III 850 2 2D 1H-1H TOCSY 20 mM sodium phosphate 90% H2O/10% D2O 20 mM 5.5 1 bar 298 Bruker AVANCE III 850 3 2D 1H-1H NOESY 20 mM sodium phosphate 90% H2O/10% D2O 20 mM 5.5 1 bar 298 Bruker AVANCE III 850 4 2D 1H-15N HSQC 20 mM sodium phosphate 90% H2O/10% D2O 20 mM 5.5 1 bar 298 Bruker AVANCE III 850 5 2D 1H-13C HSQC 20 mM sodium phosphate 90% H2O/10% D2O 20 mM 5.5 1 bar 298 Bruker AVANCE III 850
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 850
NMR Refinement Method Details Software simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 300 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 5 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 4 peak picking NMRFAM-SPARKY Lee, Tonelli, Markley, et al. 3 chemical shift assignment NMRFAM-SPARKY Lee, Tonelli, Markley, et al. 2 structure calculation CNS Brunger, Adams, Clore, Gros, Nilges and Read 1 refinement CNS Brunger, Adams, Clore, Gros, Nilges and Read