2KRG

Solution Structure of human sodium/ hydrogen exchange regulatory factor 1(150-358)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
2	2D 1H-13C HSQC	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
3	3D HNCACB	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
4	3D CBCA(CO)NH	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
5	3D HNCA	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
6	3D HN(CO)CA	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
7	3D HNCO	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
8	3D HNCACB	389 uM [U-100% 13C; U-100% 15N; U-80% 2H] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
9	3D HNCACB	413 uM [U-100% 13C; U-100% 15N]-Leu,Val,Phe NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
10	3D 1H-15N NOESY	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
11	3D 1H-13C NOESY	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
12	3D 1H-15N NOESY	413 uM [U-100% 13C; U-100% 15N]-Leu,Val,Phe NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
13	3D 1H-13C NOESY	413 uM [U-100% 13C; U-100% 15N]-Leu,Val,Phe NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
14	3D H(CCO)NH	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
15	3D HCCH-TOCSY	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303
16	3D HCCH-COSY	557 uM [U-100% 13C; U-100% 15N] NHERF1 (150-358), 20 mM HEPES, 150 mM sodium chloride, 0.5 mM DTT, 0.1 mM PMSF	90% H2O/10% D2O		7.5	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	900
2	Bruker	AVANCE	700

NMR Refinement
Method	Details	Software
torsion angle dynamics, simulated annealing	Automated NOE Assignment in CYANA, Final refinement in XPLOR-NIH	TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	500
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin	2.1.3	Bruker Biospin
2	processing	TopSpin	2.1.3	Bruker Biospin
3	data analysis	CARA	1.5	Keller, R. et al.
4	chemical shift assignment	CARA	1.5	Keller, R. et al.
5	structure solution	CYANA	2.1	Guntert, P. et al.
6	structure solution	X-PLOR NIH	2.24	Schwieters, C. et al.
7	refinement	X-PLOR NIH	2.24	Schwieters, C. et al.

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.