2M29

NMR structure of Ca2+ bound CaBP4 N-domain

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5 mM [U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
2	3D HNCO	0.5 mM [U-13C; U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
3	3D HN(CA)CO	0.5 mM [U-13C; U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
4	Trosy HNCACB	0.5 mM [U-13C; U-15N; U-2H] CaBP4	90% H2O/10% D2O		7.4	ambient	310
5	Trosy HN(CO)CACB	0.5 mM [U-13C; U-15N; U-2H] CaBP4	90% H2O/10% D2O		7.4	ambient	310
6	3D HCCH-TOCSY	0.5 mM [U-13C; U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
7	2D 1H-1H COSY	0.5 mM CaBP4	90% H2O/10% D2O		7.4	ambient	310
8	2D 1H-1H NOESY	0.5 mM CaBP4	90% H2O/10% D2O		7.4	ambient	310
9	13C CT-HSQC	0.5 mM [U-10% 13C; U-99% 15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
10	3D 1H-15N TOCSY	0.5 mM [U-13C; U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310
11	3D 1H-13C NOESY	0.5 mM [U-13C; U-15N] CaBP4	90% H2O/10% D2O		7.4	ambient	310

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
simulated annealing		Sparky

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	70
Conformers Submitted Total Number	15
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Sparky		Goddard
2	structure solution	X-PLOR NIH	2.23	Schwieters, Kuszewski, Tjandra and Clore
3	refinement	X-PLOR NIH