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The structure and function of a novel two-site calcium-binding fragment of calmodulin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1H-15N-1H NOESY-HSQC 0.5mM CaM2/3 U-15N,13C; 20 mM Tris d11, 50 mM KCl, 10 mM CaCl2, 90% H2O, and 10% D2O 90% H2O/10% D2O 50 mM 7.4 ambient 298 2 simultaneous 1H-13C/15N-1H NOESY-HSQC 0.5mM CaM2/3 U-15N,13C; 20 mM Tris d11, 50 mM KCl, 10 mM CaCl2, 90% H2O, and 10% D2O 90% H2O/10% D2O 50 mM 7.4 ambient 298 3 aromatic 1H-13C-1H NOESY-HSQC 0.5mM CaM2/3 U-15N,13C; 20 mM Tris d11, 50 mM KCl, 10 mM CaCl2, 90% H2O, and 10% D2O 90% H2O/10% D2O 50 mM 7.4 ambient 298 4 methyl 1H-13C/15N-1H NOESY-HSQC 0.5mM CaM2/3 U-15N,13C; 20 mM Tris d11, 50 mM KCl, 10 mM CaCl2, 90% H2O, and 10% D2O 90% H2O/10% D2O 50 mM 7.4 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITY 500 2 Varian INOVA 600
NMR Refinement Method Details Software Restrained molecular dynamics, simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations,structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CNS 1.1 BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ,RICE,SIMONSON,WARREN 2 structure solution ARIA 1.2 Linge, Habeck et al. 2003 3 processing Felix 2000 Accelrys, Inc. 4 processing NMRPipe 2006 Delaglio, Grzesiek et al. 1995 5 data analysis Sparky 3.111 Goddard and Kneeler 1999 6 refinement ARIA 1.2 Linge, Habeck et al. 2003 7 refinement CNS 1.1 BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ,RICE,SIMONSON,WARREN