SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents4 mM Huwentoxin-II; 20 mmol/l phosphate buffer; 90%H2O , 10%D2O
Solvent90% H2O/10% D2O
Ionic Strength20
pH5.4
Pressure1
Temperature (K)300
Experiment(s):NOESY, DQF-COSY, TOCSY
Sample Contents4 mM Huwentoxin-II; 20 mmol/l phosphate buffer; 90%H2O , 10%D2O
Solvent90% H2O/10% D2O
Ionic Strengthn/a
pH5.4
Pressure1
Temperature (K)290
Experiment(s):NOESY, TOCSY
Sample Contents4 mM Huwentoxin-II; 20 mmol/l phosphate buffer; 100%D2O
Solvent100% D2O
Ionic Strength20
pH5.4
Pressure1
Temperature (K)300
Experiment(s):NOESY, E-COSY, TOCSY
Spectrometer Information
Manufacturer Model Field Strength
Bruker DMX 500.0
NMR Refinement
Method simulated annealing
Details The structures are based on 592 NOE-derived distance constraints, 16 dihedral angel restraints and 9 fake distance restraints from disulfide bonds.
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 50
Conformers Submitted Total Number 10
Representative Model Choice Rationale
1 closest to the average
Additional NMR Experimental Information
1 This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software
# Classification Software Name Author
1 data analysis version: 98.0 FELIX Molecular Simulations, Inc.
2 refinement version: 3.851 X-PLOR Brunger