2KF0

NMR structure of U6 ISL at pH 7.0

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	2 mM RNA	100% D2O	50	7.0	ambient	303
2	2D 1H-1H NOESY	2 mM RNA	90% H2O/10% D2O	50	7.0	ambient	283
3	2D 1H-1H TOCSY	2 mM RNA	100% D2O	50	7.0	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DMX	750
2	Bruker	DMX	600

NMR Refinement
Method	Details	Software
molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	12
Conformers Submitted Total Number	10
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	9.0	Case, D. et al.
2	chemical shift assignment	Sparky		Goddard, T. et al.
3	processing	XwinNMR		Bruker Biospin