2GDT

NMR Structure of the nonstructural protein 1 (nsp1) from the SARS coronavirus

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	2 mM nsp1-6; 25 mM NaPhosphate pH 7.0, 250 mM NaCl, 10% D2O	25 mM NaPhosphate pH 7.0, 250 mM NaCl, 10% D2O	25 mM sodium phosphate and 250 mM NaCl	7.0	1 atm	298
2	3D_15N-separated_NOESY	2 mM nsp1-6; 25 mM NaPhosphate pH 7.0, 250 mM NaCl, 10% D2O	25 mM NaPhosphate pH 7.0, 250 mM NaCl, 10% D2O	25 mM sodium phosphate and 250 mM NaCl	7.0	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600
2	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
ATNOS/CANDID/CYANA	Molecular dynamics using cyana 1.0.3. Energy minimization in a water shell using OPALp with AMBER force field.	TopSpin

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	120
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	TopSpin	1.3	Bruker
2	data analysis	ATNOS/CANDID	standalone	Herrmann
3	structure solution	CYANA	1.0.3	Guntert
4	refinement	OPALp		Luginbuhl