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NMR Structure of half-calcified calmodulin mutant (CaMEF12) bound to the IQ-motif of CaV1.2
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D 1H-15N NOESY 0.5 mM [U-95% 15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION 90% H2O/10% D2O 0.1 M 7.4 1 atm 303 Bruker AVANCE III 800 2 3D 1H-15N TOCSY 0.5 mM [U-95% 15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION 90% H2O/10% D2O 0.1 M 7.4 1 atm 303 Bruker AVANCE III 800 3 3D 1H-13C NOESY 0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION 90% H2O/10% D2O 0.1 M 7.4 1 atm 303 Bruker AVANCE III 800 4 3D HCCH-TOCSY 0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION 90% H2O/10% D2O 0.1 M 7.4 1 atm 303 Bruker AVANCE III 800 5 2D 1H-13C HSQC aliphatic 0.5 mM [U-13C; U-15N] calmodulin, 0.75 mM IQ-motif, 10 mM TRIS, 2 mM CALCIUM ION 90% H2O/10% D2O 0.1 M 7.4 1 atm 303 Bruker AVANCE III 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 800 2 Bruker AVANCE III 600
NMR Refinement Method Details Software DGSA-distance geometry simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 40 Conformers Submitted Total Number 12 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CNS Brunger A. T. et.al. 2 structure calculation CNS Brunger, Adams, Clore, Gros, Nilges and Read 3 chemical shift assignment Sparky Goddard 4 peak picking Sparky Goddard