1F4S

STRUCTURE OF TRANSCRIPTIONAL FACTOR ALCR IN COMPLEX WITH A TARGET DNA

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1 mM AlcR U-15N, 1.1 mM double stranded DNA	20 mM phosphate buffer; 90%H2O, 10%D2O; pH 5.9		5.9	1 atm	293
2	3D_15N-separated_NOESY	1 mM AlcR U-15N, 1.1 mM double stranded DNA	20 mM phosphate buffer; 90%H2O, 10%D2O; pH 5.9		5.9	1 atm	293
3	HNHA	1 mM AlcR U-15N, 1.1 mM double stranded DNA	20 mM phosphate buffer; 90%H2O, 10%D2O; pH 5.9		5.9	1 atm	293

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

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing	1142 noe-derived constraints, 76 h-bond constraints, 33 phi angle restraints, 118 loose angle restraints on the DNA backbone	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	The submitted conformer models are the 10 structures with the lowest energy.
Conformers Calculated Total Number	20
Conformers Submitted Total Number	10

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	2.1
2	processing	Gifa	4	Delsuc, M.A.
3	structure solution	DIANA		Gntert
4	refinement	X-PLOR	3.1	Brunger