2JPW
Solution structure of the bisphosphorylated cardiac specific N-extension of cardiac troponin I
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 5 mM mM troponin I (1-32) PP | 90% H2O/10% D2O | 0 | 6.5 | ambient | 283 | |
2 | 2D 1H-1H TOCSY | 5 mM mM troponin I (1-32) PP | 90% H2O/10% D2O | 0 | 6.5 | ambient | 283 | |
3 | 2D 1H-1H NOESY | 5 mM mM troponin I (1-32) PP | 90% H2O/10% D2O | 0 | 6.5 | ambient | 283 | |
4 | 2D DQF-COSY | 5 mM mM troponin I (1-32) PP | 90% H2O/10% D2O | 0 | 6.5 | ambient | 283 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 600 |
2 | Varian | INOVA | 800 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
DGSA-distance geometry simulated annealing | The structures are based on a total of 362 restraints, 283 are NOE-derived distance constraints, 75 dihedral angle restraints, 4 distance restraints from hydrogen bonds. | Felix |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | processing | Felix | 2000 | Accelrys Software Inc. |
2 | refinement | X-PLOR NIH | 2.9.6 | Schwieters, Kuszewski, Tjandra and Clore |
3 | data analysis | Sparky | 3.110 | Goddard |