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Three dimensional solution structure of huwentoxin-x by 2D 1H-NMR
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 DQF-COSY 5MM HUWENTOXIN-X; PHOSPHATE BUFFER 90% H2O/10% D2O 20 4.5 1 atm 298 2 2D TOCSY 5MM HUWENTOXIN-X; PHOSPHATE BUFFER 90% H2O/10% D2O 20 4.5 1 atm 298 3 2D NOESY 5MM HUWENTOXIN-X; PHOSPHATE BUFFER 90% H2O/10% D2O 20 4.5 1 atm 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 500
NMR Refinement Method Details Software distance geometry, simulated annealing The structures are based on 261 noe-derived distance constraints, 10 dihedral angel restraints and 9 fake distance restraints from disulfide bonds. NMRView
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 6 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 data analysis NMRView 5.0 Bruce A. Johnson 2 refinement X-PLOR NIH-2.9.6 C.D. Schwieters