2L1K

Mouse prion protein (121-231) containing the substitutions Y169A, Y225A, and Y226A

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-15N NOESY	1.4 mM [U-99% 13C; U-99% 15N] protein, 10 mM [U-2H] sodium acetate-2, 0.02 % sodium azide-3	90% H2O/10% D2O	0.01	4.5	ambient	293.2
2	3D 1H-13C NOESY	1.4 mM [U-99% 13C; U-99% 15N] protein, 10 mM [U-2H] sodium acetate-2, 0.02 % sodium azide-3	90% H2O/10% D2O	0.01	4.5	ambient	293.2
3	3D 1H-13C NOESY	1.4 mM [U-99% 13C; U-99% 15N] protein, 10 mM [U-2H] sodium acetate-2, 0.02 % sodium azide-3	90% H2O/10% D2O	0.01	4.5	ambient	293.2

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	AVANCE	900
3	Bruker	DRX	750
4	Bruker	DRX	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	80
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Additional NMR Experimental Information
Details	Two 13C-resolved NOESY experiments were measured with the 13C carrier centered on the aliphatic and the aromatic regions respectively.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR		Bruker Biospin
2	collection	XwinNMR		Bruker Biospin
3	chemical shift assignment	CARA		Keller and Wuthrich
4	data analysis	CARA		Keller and Wuthrich
5	chemical shift assignment	ATNOS/CANDID	1.2	Herrmann, Guntert and Wuthrich
6	peak picking	ATNOS/CANDID	1.2	Herrmann, Guntert and Wuthrich
7	structure solution	DYANA	1.0.3	Guntert, Mumenthaler and Wuthrich
8	refinement	OPALp		Luginbuhl, Guntert, Billeter and Wuthrich
9	data analysis	MOLMOL		Koradi, Billeter and Wuthrich