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Solution NMR structure of conotoxin AoIA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 2 mg/mL ArxA 90% H2O/10% D2O 0 mM 3.5 ambient 298 Bruker AVANCE III HD 700 2 2D 1H-1H NOESY 2 mg/mL ArxA 90% H2O/10% D2O 0 mM 3.5 ambient 298 Bruker AVANCE III HD 700 3 2D 1H-13C HSQC 2 mg/mL ArxA 90% H2O/10% D2O 0 mM 3.5 ambient 298 Bruker AVANCE III HD 700 4 2D 1H-15N HSQC 2 mg/mL ArxA 90% H2O/10% D2O 0 mM 3.5 ambient 298 Bruker AVANCE III HD 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III HD 700
NMR Refinement Method Details Software simulated annealing Structures were calculated using torsion angle dynamics and refined in explicit solvent using cartesian dynamics. CNS
NMR Ensemble Information Conformer Selection Criteria Molprobity score Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin 3.7.0 Bruker Biospin 2 processing TopSpin 3.7.0 Bruker Biospin 3 chemical shift assignment CARA 1.9.1 Keller and Wuthrich 4 structure calculation CYANA 3.98.15 Guntert, Mumenthaler and Wuthrich 5 refinement CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read