1OWW
Solution structure of the first type III module of human fibronectin determined by 1H, 15N NMR spectroscopy
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_15N-separated_NOESY | 1-2 mM [U-15N] protein | 90% H2O/10% D2O | unbuffered | 6 | ambient | 313 | |
2 | 3D_15N-separated_TOCSY | 1-2 mM [U-15N] protein | 90% H2O/10% D2O | unbuffered | 6 | ambient | 313 | |
3 | HNHA | 1-2 mM [U-15N] protein | 90% H2O/10% D2O | unbuffered | 6 | ambient | 313 | |
4 | 2D NOESY | 1-2 mM [U-15N] protein | 90% H2O/10% D2O | unbuffered | 6 | ambient | 313 | |
5 | 2D TOCSY | 1-2 mM [U-15N] protein | 90% H2O/10% D2O | unbuffered | 6 | ambient | 313 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Oxford | OMEGA | 750 |
2 | Oxford | OMEGA | 600 |
3 | Oxford | OMEGA | 500 |
4 | Bruker | DMX | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics | Structures refined by molecular dynamics using residual dipolar couplings. Structures based on a total of 1113 distance restraints, 81 dihedral angle restraints and 57 residual dipolar couplings. | X-PLOR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | target function |
Conformers Calculated Total Number | 24 |
Conformers Submitted Total Number | 24 |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | processing | Felix | 2.3 | Molecular Simulations Inc. |
2 | processing | XwinNMR | 2.6 | Bruker |
3 | data analysis | XEASY | 1.3 | Xia and Bartels |
4 | structure calculation | DYANA | 1.5 | Guentert |
5 | refinement | X-PLOR | 3.8 | Brunger |