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The Solution Structure of Calcium Bound CIB1
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC IPAP 0.5 mM [U-13C; U-15N; U-2H] CIB1, 50 mM HEPES, 100 mM potassium chloride, 4 mM calcium cloride, 10 mM DTT 90% H2O/10% D2O 200 7.5 ambient 310 2 3D HNCO type for CaCO and C'N RDC 0.5 mM [U-13C; U-15N; U-2H] CIB1, 50 mM HEPES, 100 mM potassium chloride, 4 mM calcium cloride, 10 mM DTT 90% H2O/10% D2O 200 7.5 ambient 310 3 3D 1H-15N NOESY 0.5 mM I/L/V methyl 13C and 1H, [U,2H] CIB1, 50 mM HEPES, 100 mM potassium chloride, 4 mM calcium chloride, 10 mM DTT 90% H2O/10% D2O 200 7.5 ambient 310 4 3D 1H-13C NOESY 0.5 mM I/L/V methyl 13C and 1H, [U,2H] CIB1, 50 mM HEPES, 100 mM potassium chloride, 4 mM calcium chloride, 10 mM DTT 90% H2O/10% D2O 200 7.5 ambient 310
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 700
NMR Refinement Method Details Software simulated annealing two steps: 1st step, 200K-20K; 2nd step, 20K-2K X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 11 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH 2.18 Schwieters, Kuszewski, Tjandra and Clore