2K61

Solution structure of CaM complexed to DAPk peptide

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	0.4 mM [U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
2	3D HNCO	0.4 mM [U-100% 13C; U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
3	3D HNCA	0.4 mM [U-100% 13C; U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
4	3D CBCA(CO)NH	0.4 mM [U-100% 13C; U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
5	IPAP	0.4 mM [U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
6	relaxation measurement	0.4 mM [U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298
7	3D HNCACB	0.4 mM [U-100% 13C; U-100% 15N] calmodulin	90% H2O/10% D2O	0.15	7.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
simulated annealing		TopSpin

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	chemical shift assignment	CARA		Keller and Wuthrich
4	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
5	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
6	data analysis	Sparky		Goddard