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NMR structure of the N-terminal domain of trout cardiac troponin C at 7 C
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 15N HSQC 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 90% H2O/10% D2O 100 mM KCl 6.9 1 atm 280 2 DIPSI-HSQC 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 90% H2O/10% D2O 100 mM KCl 6.9 1 atm 280 3 3D_15N-separated_NOESY 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 90% H2O/10% D2O 100 mM KCl 6.9 1 atm 280 4 HNHA 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 90% H2O/10% D2O 100 mM KCl 6.9 1 atm 280 5 HNHB 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 90% H2O/10% D2O 100 mM KCl 6.9 1 atm 280 6 2D NOESY 1.34 mM N-domain of trout cardiac troponin C U-15N; 10 mM imidazol; 100 mM KCl; 0.03% NaN3; 20 mM DTT; 0.2 mM DSS; ~4 mM CaCl2 100% D2O 100 mM KCl 6.9 1 atm 280
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITY 600 2 Varian INOVA 800
NMR Refinement Method Details Software simulated annealing NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 60 Conformers Submitted Total Number 40 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe April 2001 Delaglio, F., Grzesiek, S., Vuister,G.W., Zhu, G., Pfeifer, J. and Bax, A. 2 collection VNMR 6.1c Varian 3 refinement X-PLOR 3.851 Brunger, A.T. 4 data analysis NMRView 5.0.4 Johnson, B. and Blevins, R.