1K1C

Solution Structure of Crh, the Bacillus subtilis Catabolite Repression HPr

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	0.5mM Crh, 15N, 20 mM sodium phosphate buffer, 50 mM NaCl, 0.05% sodium azide	90% H2O/10% D2O	50 mM NaCl	7.5	ambient	298
2	3D_13C-separated_NOESY	0.5mM Crh, 15N 13C, 20 mM sodium phosphate buffer, 50 mM NaCl, 0.05% sodium azide	90% H2O/10% D2O	50 mM NaCl	7.5	ambient	298
3	HNCA-J	0.5mM Crh, 15N 13C, 20 mM sodium phosphate buffer, 50 mM NaCl, 0.05% sodium azide	90% H2O/10% D2O	50 mM NaCl	7.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
simulated annealing, molecular dynamics		Discover

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	250
Conformers Submitted Total Number	24
Representative Model	16 (closest to the average)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	Discover	95.0	MSI
2	refinement	Amber	4	Cornell et al.
3	processing	Felix	2000	MSI
4	collection	VNMR	6.A	VARIAN
5	data analysis	Insight II	97.0	MSI