2LI3
Structural and functional analysis of a novel potassium toxin argentinean scorpion Tityus trivittatus reveals a new kappa sub-family
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | NOESY | 2.3 mM KAPPA-KTX3.1 SCORPION TOXIN | 95% H2O/5% D2O | 3.5 | AMBIENT | 298 | ||
2 | 2D 1H-1H TOCSY | 2.3 mM KAPPA-KTX3.1 SCORPION TOXIN | 95% H2O/5% D2O | 3.5 | AMBIENT | 298 | ||
3 | 2D DQF-C | 2.3 mM KAPPA-KTX3.1 SCORPION TOXIN | 95% H2O/5% D2O | 3.5 | AMBIENT | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 500 |
2 | Varian | UNITY | 500 |
NMR Refinement | ||
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Method | Details | Software |
TORSION ANGLE DYNAMICS, MOLECULAR DYNAMICS | STRUCTURE DETERMINATION WAS PERFORMED USING CYANA 2.1.THE 20 STRUCTURES OF 200 WITH LOWEST TARGET FUNCTION WERE REFINED BY MOLECULAR DYNAMICS WITH EXPLICIT SOLVENT USING AMBER 9.0. | CYANA |
NMR Ensemble Information | |
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Conformer Selection Criteria | LOWEST TARGET FUNCTION |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | refinement | CYANA | 2.1 | D.A.CASE, ET AL. |
2 | structure solution | NMRPipe | Delaglio, Zhengrong and Bax | |
3 | structure solution | XEASY | Bartels et al. | |
4 | structure solution | CARA1.5 | Keller and Wuthrich | |
5 | structure solution | AMBER | 9 | Guntert, Mumenthaler and Wuthrich |
6 | structure solution | MOLMOL | Koradi, Billeter and Wuthrich | |
7 | refinement | AMBER | Guntert, Mumenthaler and Wuthrich | |
8 | structure solution | CYANA | 2.1 | D.A.CASE, ET AL. |