2JX2

Solution conformation of RNA-bound NELF-E RRM

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.4 mM [U-98% 13C; U-98% 15N] rna bound nelfe-rrm, 0.8 mM TAR(49-57)	90% H2O/10% D2O		6.9	ambient	298
2	2D 1H-13C HSQC	0.4 mM [U-98% 13C; U-98% 15N] rna bound nelfe-rrm, 0.8 mM TAR(49-57)	90% H2O/10% D2O		6.9	ambient	298
3	3D HCCH-TOCSY	0.4 mM [U-98% 13C; U-98% 15N] rna bound nelfe-rrm, 0.8 mM TAR(49-57)	90% H2O/10% D2O		6.9	ambient	298
4	3D 1H-15N NOESY	0.4 mM [U-98% 13C; U-98% 15N] rna bound nelfe-rrm, 0.8 mM TAR(49-57)	90% H2O/10% D2O		6.9	ambient	298
5	3D 1H-13C NOESY	0.4 mM [U-98% 13C; U-98% 15N] rna bound nelfe-rrm, 0.8 mM TAR(49-57)	90% H2O/10% D2O		6.9	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
simulated annealing		NMRView

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	160
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	NMRView		Johnson, One Moon Scientific
2	peak picking	NMRView		Johnson, One Moon Scientific
3	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
4	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore