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NMR Solution Structure of BmK-betaIT, an Excitatory Scorpion Toxin from Buthus martensi Karsch
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
2D NOESY, 2D TOCSY, DQF-COSY
2.0mM
90% H2O/10% D2O
4.80
ambient
303
2
2D NOESY, 2D TOCSY, DQF-COSY
2.0mM
100% D2O
4.80
ambient
303
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
INOVA
600
NMR Refinement
Method
Details
Software
The structure are based on a total of 884 constraints, 814 are NOE-derived distance constraints,26 dihedral angle constraints,44 distance constraints from sixteen hydrogen bonds and four disulfide bonds.
VNMR
NMR Ensemble Information
Conformer Selection Criteria
structures with the lowest energy
Conformers Calculated Total Number
200
Conformers Submitted Total Number
20
Representative Model
1 (lowest energy)
Additional NMR Experimental Information
Details
This structure was determined using standard 2D homonuclear techniques
Computation: NMR Software
#
Classification
Version
Software Name
Author
1
collection
VNMR
6.1B
Mike Carlisle, Dan Steele, and Mike Miller
2
processing
VNMR
6.1B
Mike Carlisle, Dan Steele, and Mike Miller
3
data analysis
XEASY
1994
Tai-he Xia and Christian Bartel
4
structure solution
DYANA
1.5
Peter Guntert, Christian Mumenthaler and Torsten Herrmann