2KN2

Solution structure of the C-terminal domain of soybean calmodulin isoform 4 fused with the calmodulin-binding domain of NtMKP1

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
2	3D CBCA(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
3	3D CBCANH	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
4	3D HNCO	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
5	3D HN(CA)CO	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
6	3D C(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
7	3D H(CCO)NH	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
8	3D HBHA(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
9	3D 1H-13C NOESY	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-1, 100 mM potassium chloride-2, 5 mM calcium chloride-3, 20 mM Bis-Tris-4	90% H2O/10% D2O	100	6.8	ambient	303
10	3D 1H-15N NOESY	0.5 mM [U-99% 13C; U-99% 15N] sCaM4-5, 100 mM potassium chloride-6, 5 mM calcium chloride-7, 20 mM Bis-Tris-8	99.9% D2O	100	6.8	ambient	303
11	2D IPAP-1H-15N HSQC	0.5 mM [U-99% 15N] sCaM4-9, 300 mM potassium chloride-10, 5 mM calcium chloride-11, 20 mM Bis-Tris-12, 16 mg/ml Pf1 phage-13	90% H2O/10% D2O	300	6.8		303

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

NMR Refinement
Method	Details	Software
simulated annealing		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	30
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	2.0	Guntert, Mumenthaler and Wuthrich
2	refinement	X-PLOR NIH	2.19	Schwieters, Kuszewski, Tjandra and Clore

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.