1R6P

NMR structure of the N-terminal domain of trout cardiac troponin C at 7 C

SOLUTION NMR

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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.