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NMR solution structure of the Nav1.7 selective spider venom-derived peptide Pn3a
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 2 mg/mL mu-theraphotoxin-Pn3a 90% H2O/10% D2O 4.0 Ambient 298 Bruker AVANCE 600 2 2D 1H-1H TOCSY 2 mg/mL mu-theraphotoxin-Pn3a 90% H2O/10% D2O 4.0 Ambient 298 Bruker AVANCE 600 3 2D 1H-15N HSQC 2 mg/mL mu-theraphotoxin-Pn3a 90% H2O/10% D2O 4.0 Ambient 298 Bruker AVANCE 600 4 2D 1H-1H NOESY 2 mg/mL mu-theraphotoxin-Pn3a 100% D2O 4.0 Ambient 298 Bruker AVANCE 600 5 2D 1H-1H TOCSY 2 mg/mL mu-theraphotoxin-Pn3a 100% D2O 4.0 Ambient 298 Bruker AVANCE 600 6 2D 1H-13C HSQC 2 mg/mL mu-theraphotoxin-Pn3a 100% D2O 4.0 Ambient 298 Bruker AVANCE 600 7 2D 1H-1H ECOSY 2 mg/mL mu-theraphotoxin-Pn3a 100% D2O 4.0 Ambient 298 Bruker AVANCE 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing Refinement in explicit water CNS
NMR Ensemble Information Conformer Selection Criteria lowest energy and covalent geometry Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read 2 collection TopSpin 2.1 Bruker Biospin 3 chemical shift assignment CARA Keller and Wuthrich 4 structure calculation CYANA 3.0 Guntert, Mumenthaler and Wuthrich