2AB9
Discovery, structural determination and processing of the precursor protein that produces the cyclic trypsin inhibitor SFTI-1
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D TOCSY | approx 1mM pro-SFTI-1, 90% H2O, 10% D2O | 90% H2O/10% D2O | NA | 4 | ambient | 298 | |
2 | 2D NOESY | approx 1mM pro-SFTI-1, 90% H2O, 10% D2O | 90% H2O/10% D2O | NA | 4 | ambient | 298 | |
3 | DQF-COSY | approx 1mM pro-SFTI-1, 90% H2O, 10% D2O | 90% H2O/10% D2O | NA | 4 | ambient | 298 | |
4 | E-COSY | approx 1mM pro-SFTI-1 | 100% D2O | NA | 4 | ambient | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics, simulated annealing | CNS |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | structure solution | CNS | 1.0 | A.T.Brunger, P.D.Adams, G.M.Clore, W.L.Delano, P.Gros, R.W.Grosse-Kunstleve, J.-S.Jiang, J.Kuszewski, M.Nilges, N.S.Pannu, R.J.Read, L.M.Rice, T.Simonson, G.L.Warren |
2 | refinement | CNS | 1.0 |