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THE NMR SOLUTION STRUCTURE OF ALPHA-BUNGAROTOXIN
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D_TOCSY 2.0 mM free alpha-Bungarotoxin, 50 mM perdeuterated potassium acetate buffer (pH 4.0) with 5% D2O and 0.05% SODIUM azide 95% H2O/5% D2O 4.0 ambient 308 2 2D_NOESY 2.0 mM free alpha-Bungarotoxin, 50 mM perdeuterated potassium acetate buffer (pH 4.0) with 5% D2O and 0.05% SODIUM azide 95% H2O/5% D2O 4.0 ambient 308
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software distance geometry and simulated annealing XwinNMR
NMR Ensemble Information Conformer Selection Criteria Conformers Calculated Total Number 1 Conformers Submitted Total Number 1
Additional NMR Experimental Information Details The chirality error is in THR 8 CB, OG1; LYS 38 CA, CB; GLU 55 CA, HA. There is no chirality error if MOLMOL is used to view the structure.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.1 Bruker 2 processing NMRPipe 1.8 Delaglio, F. et al. 3 data analysis Sparky 3.95 Goddard, T.D. and Kneller, D.G. 4 refinement CNSSOLVE 1.0 Brunger, A.T. et al.