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The solution structure of the Magnesium bound soybean calmodulin isoform 4 N-domain
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 15N-HSQC-IPAP 0.5 mM [U-100% 15N] Mg-sCaM4-10, 20 mM MAGNESIUM ION-11, 100 mM potassium chloride-12, 0.5 mM EGTA-13, 16 mg/mL Pf1 phage-14 90% H2O/10% D2O 100 7 ambient 303 2 3D IPAP-J-HNCO(CA)-CaHa RDC 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-5, 20 mM MAGNESIUM ION-6, 100 mM potassium chloride-7, 0.5 mM EGTA-8, 16 mg/mL Pf1 phage-9 90% H2O/10% D2O 100 7 ambient 303 3 3D IPAP-J-HNCO-CaCO RDC 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-5, 20 mM MAGNESIUM ION-6, 100 mM potassium chloride-7, 0.5 mM EGTA-8, 16 mg/mL Pf1 phage-9 90% H2O/10% D2O 100 7 ambient 303 4 3D HNCACB 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-1, 20 mM MAGNESIUM ION-2, 100 mM potassium chloride-3, 0.5 mM EGTA-4 90% H2O/10% D2O 100 7 ambient 303 5 3D HNCO 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-1, 20 mM MAGNESIUM ION-2, 100 mM potassium chloride-3, 0.5 mM EGTA-4 90% H2O/10% D2O 100 7 ambient 303 6 3D HN(CO)CA 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-1, 20 mM MAGNESIUM ION-2, 100 mM potassium chloride-3, 0.5 mM EGTA-4 90% H2O/10% D2O 100 7 ambient 303 7 3D CBCA(CO)NH 0.5 mM [U-100% 13C; U-100% 15N] Mg-sCaM4-1, 20 mM MAGNESIUM ION-2, 100 mM potassium chloride-3, 0.5 mM EGTA-4 90% H2O/10% D2O 100 7 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 500
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest RDC energy Conformers Calculated Total Number 10 Conformers Submitted Total Number 5 Representative Model 1 (lowest rdc energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 2 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore