SOLUTION NMR Experimental Data


Experimental Details
Sample Conditions
Sample Contents1.2 mM omega-atracotoxin-Hv2a
Solvent95% H2O, 5% D2O, 5 micromolar chloramphenicol, 100 micromolar TSP
Ionic Strength0.005
pH4.71
Pressure1
Temperature (K)296
Experiment(s):H2O 2D_NOESY, D2O 2D_NOESY
Sample Contents1.2 mM omega-atracotoxin-Hv2a
Solvent95% H2O, 5% D2O, 5 micromolar chloramphenicol, 100 micromolar TSP
Ionic Strength0.005
pH4.71
Pressure1
Temperature (K)288
Experiment(s):2D TOCSY, E-COSY
Sample Contents1.2 mM omega-atracotoxin-Hv2a
Solvent100% D2O
Ionic Strength0.005
pH4.71
Pressure1
Temperature (K)296
Experiment(s):DQF-COSY
Spectrometer Information
Manufacturer Model Field Strength
Bruker Avance 600.0
Varian INOVA 600.0
NMR Refinement
Method TORSION ANGLE DYNAMICS FOLLOWED BY DYNAMICAL SIMULATED ANNEALING
Details The structures are based on a total of 430 NOE-derived distance restraints, 34 dihedral-angle restraints, plus 24 restraints defining 12 hydrogen bonds.
NMR Ensemble Information
Conformer Selection Criteria structures with the lowest energy
Conformers Calculated Total Number 100
Conformers Submitted Total Number 20
Representative Model Choice Rationale
1 lowest energy
Additional NMR Experimental Information
1 This structure was determined using standard 2D homonuclear NMR techniques.
Computation: NMR Software
# Classification Software Name Author
1 collection version: 2.0 XWINNMR Bruker Analytik GmbH
2 processing version: 2.0 XWINNMR Bruker Analytik GmbH
3 processing version: 97 FELIX Molecular Simulations Inc.
4 data analysis version: 1.3.13 XEASY Tai-he Xia & Christian Bartels
5 structure solution version: 1.5 DYANA Peter Guentert
6 refinement version: 3.1 X-PLOR Axel Brunger
7 collection version: 6.1B VNMR Varian Inc.