1S6I
Ca2+-regulatory region (CLD) from soybean calcium-dependent protein kinase-alpha (CDPK) in the presence of Ca2+ and the junction domain (JD)
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_13C-separated_NOESY | 0.8 mM U-15N,13C CLD; 0.9 mM unlabelled JD peptide; 50 mM H2-Imidazole, pH 7.3; 150 mM NaCl; 10 mM CaCl2; 95% H2O, 5% D2O | 95% H2O/5% D2O | 150 mM NaCl, 10 mM CaCl2, 50 mM H2-Imidazole | 7.3 | ambient | 313 | |
2 | 3D_15N-separated_NOESY | 0.8 mM U-15N,13C CLD; 0.9 mM unlabelled JD peptide; 50 mM H2-Imidazole, pH 7.3; 150 mM NaCl; 10 mM CaCl2; 95% H2O, 5% D2O | 95% H2O/5% D2O | 150 mM NaCl, 10 mM CaCl2, 50 mM H2-Imidazole | 7.3 | ambient | 313 | |
3 | 3D_15N-separated_NOESY | 0.8 mM U-15N,13C CLD; 0.9 mM unlabelled JD peptide; 50 mM H2-Imidazole, pH 7.3; 150 mM NaCl; 10 mM CaCl2; 95% H2O, 5% D2O | 95% H2O/5% D2O | 200 mM NaCl, 10 mM CaCl2, 50 mM H2-Imidazole | 7.3 | ambient | 313 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 800 |
2 | Bruker | AVANCE | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing; molecular dynamics; matrix relaxation | Based on 3051 unambiguous NOE-derived restraints, 1183 ambiguous NOE-derived restraints, 122 dihedral angle restraints (TALOS derived), 45 HN residual dipolar coupling restraints | XwinNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with acceptable covalent geometry,structures with favorable non-bond energy,structures with the least restraint violations |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 15 |
Additional NMR Experimental Information | |
---|---|
Details | The structure was determined using triple-resonance NMR spectroscopy |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | XwinNMR | 2.6 | Bruker |
2 | processing | NMRPipe | 2.1 | Delaglio and Bax |
3 | data analysis | NMRView | 5.04 | Johnson |
4 | structure solution | CNS | 1.1 | Brunger |
5 | iterative matrix relaxation | ARIA | 1.2 | Nilges |
6 | collection | VNMR | unknown | Varian |
7 | refinement | CNS | 1.1 | Brunger |