1Q3M
1H NMR structure bundle of bovine Ca2+-osteocalcin
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | COSY | 20mM NaCl, 6mM Ca(Cl)2, 0.25mM DSS | 10% 2H2O | 38 | 6.9 | 1 atm | 310 | |
| 2 | 17 and 60 ms mixing time TOCSYs | 20mM NaCl, 6mM Ca(Cl)2, 0.25mM DSS | 10% 2H2O | 38 | 6.9 | 1 atm | 310 | |
| 3 | NOESY (150 ms) | 20mM NaCl, 6mM Ca(Cl)2, 0.25mM DSS | 10% 2H2O | 38 | 6.9 | 1 atm | 310 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | drx600 | 600 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics, simulated annealing and energy minimization | CNS | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the lowest energy |
| Conformers Calculated Total Number | |
| Conformers Submitted Total Number | 13 |
| Representative Model | 2 (lowest energy) |
| Additional NMR Experimental Information | |
|---|---|
| Details | Since the 15 N-terminal residues are unstructured and not constrained, only the structured region of the molecule (residues 16-49) is included in the structure bundle. All of the structures were solved in the presence of 6 mM CaCl2. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | CNS | Brunger, A.T. | |
| 2 | structure solution | DYANA | ||
| 3 | data analysis | TALOS | ||
| 4 | data analysis | AQUA | ||
| 5 | data analysis | PROCHECK | ||
