2F3W | pdb_00002f3w

solution structure of 1-110 fragment of staphylococcal nuclease in 2M TMAO

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1mM SNase110 fragment, 2M TMAO, 0.2M HCl, DSS, NAN3; 90% H2O, 10% D2O	90% H2O/10% D2O	2M TMAO, 0.2M HCl	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DMX	600

NMR Refinement
Method	Details	Software
simulated annealing torsion angle dynamics		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	12
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.5
2	processing	Felix	980
3	data analysis	Felix	980
4	structure solution	CNS	1.1
5	refinement	CNS	1.1