2M3O

Structure and dynamics of a human Nedd4 WW domain-ENaC complex

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	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
2	2D 1H-15N HSQC	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
3	3D CBCA(CO)NH	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
4	3D C(CO)NH	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
5	3D HNCO	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
6	3D HNCACB	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
7	3D H(CCO)NH	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
8	3D HCCH-TOCSY	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
9	3D 1H-15N NOESY	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
10	3D 1H-15N TOCSY	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
11	3D 1H-13C NOESY	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
12	2D CBCA(CO)NH	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
13	2D C(CO)NH	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
14	2D HNCO	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
15	2D HNCACB	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
16	3D HCCH-TOCSY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
17	3D 1H-15N NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
18	3D 1H-15N TOCSY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
19	3D 1H-13C NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
20	2D 1H-15N NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
21	2D 1H-13C NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
22	3D 15N/13C-EDITED NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
23	2D 13C-edited/filtered NOESY	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
24	2D long-range HNCO	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
25	2D 1H-15N R2 relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
26	2D 1H-15N R1 relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
27	2D 1H-15N heteronuclear NOE	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
28	2D 1H-15N R1rho relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
29	2D 1H-15N R1 relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
30	2D 1H-15N heteronuclear NOE	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
31	2D 1H-15N R1rho relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
32	2D 1H-15N R1 relaxation	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
33	2D 1H-15N heteronuclear NOE	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
34	3D HCAN	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
35	2D HCAN	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
36	2D HBCBCGCDHD	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
37	2D HBCBCGCDCEHE	1.1 mM [U-99% 13C; U-99% 15N] Nedd4 WW3* domain, 2.2 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
38	2D HBCBCACONHAN	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
39	2D HBCBCACONHACA	3.0 mM Nedd4 WW3* domain, 1.5 mM [U-99% 13C; U-99% 15N] alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1.0 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
40	2D 15N CPMG dispersion	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298
41	2D 15N CPMG dispersion	1.61 mM [U-99% 15N] Nedd4 WW3* domain, 4.38 mM alpha ENaC PY peptide, 20 mM sodium phosphate, 0.1 % sodium azide, 1 mM TSP	93% H2O/7% D2O	0.02	6.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	Avance	600
2	Varian	Direct Drive	800
3	Varian	Direct Drive	900
4	Varian	Unity-INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing	REFINEMENT AGAINST DISTANCE, TORSION ANGLE AND RDC CONSTRAINTS IN A 8 ANGSTROM WATER SHELL, USING A MODIFIED VERSION OF THE WATERREFCNS SCRIPTS.	TOPSPIN

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	15
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TOPSPIN	2.1pl3	Bruker Biospin
2	peak picking	CcpNMR	2.07	CCPN
3	chemical shift assignment	CcpNMR	2.07	CCPN
4	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	structure solution	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
6	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
7	data analysis	Relax	2.0.0	d'Auvergne, E. J. and Gooley, P. R.