1K64
NMR Structue of alpha-conotoxin EI
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 5mM a-conotoxin EI | 90% H2O/10% D2O | 0 | 4.3 | 1 atm | 278 | |
2 | PE-COSY | 5mM a-conotoxin EI | 90% H2O/10% D2O | 0 | 4.3 | 1 atm | 278 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
2 | Varian | UNITY | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
distance geometry, simulated annealing, matrix relaxation | VNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | back calculated data agree with experimental NOESY spectrum,structures with acceptable covalent geometry,structures with the least restraint violations |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 20 |
Representative Model | 10 (closest to the average) |
Additional NMR Experimental Information | |
---|---|
Details | tocsy, cosy, roesy |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | VNMR | 5.3B | Varain Inc. |
2 | processing | Felix | 95.0. | MSI Inc. |
3 | data analysis | DGII | 3.0. | MSI Inc. |
4 | refinement | Discover | 2.9.7 | MSI Inc. |
5 | iterative matrix relaxation | CORMA | 5.2 | James, T. |
6 | iterative matrix relaxation | MARDIGRAS | 3.2. | James, T. |