2E30

Solution structure of the cytoplasmic region of Na+/H+ exchanger 1 complexed with essential cofactor calcineurin B homologous protein 1

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	0.9mM CHP1/NHE1 U-15N, U-13C, 50mM Tris buffer	99% D2O	30mM	6.9	ambient	310
2	3D_15N-separated_NOESY	0.9mM CHP1/NHE1 U-15N, 50mM Tris buffer, 95% H2Om, 5% D2O	95% H2O/5% D2O	30mM	6.9	ambient	310

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	DRX	800

NMR Refinement
Method	Details	Software
simulated annealing	The structures are based on a total of 4242 distance restraints and 227 dihedral angle restraints.	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using hetero nuclear multidimensional NMR

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe	2.4	F. Delaglio
2	refinement	XPLOR-NIH	2.9.6	Schwieters, C.D.

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.