2L66

The DNA-recognition fold of Sso7c4 suggests a new member of SpoVT-AbrB superfamily from archaea.

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D DQF-COSY	1 mM Sso7c4-4, 20 mM potassium phosphate-5, 50 mM sodium chloride-6	90% H2O/10% D2O	0.05	5.0	ambient	310
2	2D 1H-1H TOCSY	1 mM Sso7c4-4, 20 mM potassium phosphate-5, 50 mM sodium chloride-6	90% H2O/10% D2O	0.05	5.0	ambient	310
3	2D 1H-1H NOESY	1 mM Sso7c4-4, 20 mM potassium phosphate-5, 50 mM sodium chloride-6	90% H2O/10% D2O	0.05	5.0	ambient	310
4	2D 1H-15N HSQC	1.5 mM [U-99% 15N] Sso7c4-1, 20 mM potassium phosphate-2, 50 mM sodium chloride-3	90% H2O/10% D2O	0.05	5.0	ambient	310
5	3D 1H-15N NOESY	1.5 mM [U-99% 15N] Sso7c4-1, 20 mM potassium phosphate-2, 50 mM sodium chloride-3	90% H2O/10% D2O	0.05	5.0	ambient	310
6	3D 1H-15N TOCSY	1.5 mM [U-99% 15N] Sso7c4-1, 20 mM potassium phosphate-2, 50 mM sodium chloride-3	90% H2O/10% D2O	0.05	5.0	ambient	310

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

NMR Refinement
Method	Details	Software
simulated annealing		SPARKY

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	200
Conformers Submitted Total Number	15
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	SPARKY	3.2	Goddard
2	collection	TOPSPIN	2.1	Bruker Biospin
3	processing	TOPSPIN	2.1	Bruker Biospin