Experiment: 1XJH

NMR structure of the redox switch domain of the E. coli Hsp33

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	2mM protein U-15N,13C; 10mM Tris-acetate buffer; 100mM NaCl; 1mM DTT; 93% H2O, 7%D2O	93% H2O/7% D2O	10mM Tris-acetate; 100mM NaCl	7.0	ambient	298
2	3D_15N-separated_NOESY	2mM protein U-15N; 10mM Tris-acetate buffer; 100mM NaCl; 1mM DTT; 93% H2O, 7%D2O	93% H2O/7% D2O	10mM Tris-acetate; 100mM NaCl	7.0	ambient	298
3	HNHA	2mM protein U-15N; 10mM Tris-acetate buffer; 100mM NaCl; 1mM DTT; 93% H2O, 7%D2O	93% H2O/7% D2O	10mM Tris-acetate; 100mM NaCl	7.0	ambient	298

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

NMR Refinement
Method	Details	Software
simulated annealing, torsion angle dynamics, molecular dynamics	the structures are based on a total of 960 restraints, 892 are NOE-derived distance constraints, 62 dihedral angle restraints,6 distance restraints from zinc coordination	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	250
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.1	Bruker
2	processing	NMRPipe	2.3	Delaglio
3	data analysis	NMRView	5	Johnson
4	structure solution	CYANA	1.0.5	Guentert
5	refinement	Amber	7	Case