1NYA

NMR SOLUTION STRUCTURE OF CALERYTHRIN, AN EF-HAND CALCIUM-BINDING PROTEIN

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 95% H2O, 5% D2O		6.0	ambient	318
2	3D_15N-separated_NOESY	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 95% H2O, 5% D2O		6.0	ambient	318
3	a/b-TROSY	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 20mM bisTris, 90% H2O, 10% D2O, 30 mg/ml Pf1 phage		6.0	ambient	318
4	HNCO(a/b-COCA-J)	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 20mM bisTris, 90% H2O, 10% D2O, 30 mg/ml Pf1 phage		6.0	ambient	318
5	HN(a/b-NCO-J)-TROSY	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 20mM bisTris, 90% H2O, 10% D2O, 30 mg/ml Pf1 phage		6.0	ambient	318
6	a/b-HN(CO)CA-J	1mM calerythrin U-15N,13C	4mM CaCl, 5mM DTT, 2mM NaN3, 20mM bisTris, 90% H2O, 10% D2O, 30 mg/ml Pf1 phage		6.0	ambient	318

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	800
2	Varian	INOVA	600
3	Varian	INOVA	500

NMR Refinement
Method	Details	Software
simulated annealing		VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	225
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1b	Varian inc
2	data analysis	Felix	97.0	MSI/Accelrys
3	data analysis	Sparky	3.1	Goddard and Kneller
4	processing	NMRPipe	2.2	Delaglio et al.
5	structure solution	X-PLOR	3.1	Brunger
6	refinement	X-PLOR	3.1	Brunger