2LUQ

Solution structure of double-stranded RNA binding domain of S.cerevisiae RNase III (rnt1p)

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	1 mM [U-100% 13C; U-100% 15N] protein, 90 % H2O, 10 % [U-100% 2H] D2O, 150 mM sodium chloride, 20 mM sodium phosphate	90% H2O/10% D2O	150	6.5	ambient	298
2	3D HNCACB	1 mM [U-100% 13C; U-100% 15N] protein, 90 % H2O, 10 % [U-100% 2H] D2O, 150 mM sodium chloride, 20 mM sodium phosphate	90% H2O/10% D2O	150	6.5	ambient	298
3	3D CBCA(CO)NH	1 mM [U-100% 13C; U-100% 15N] protein, 90 % H2O, 10 % [U-100% 2H] D2O, 150 mM sodium chloride, 20 mM sodium phosphate	90% H2O/10% D2O	150	6.5	ambient	298
4	3D HNCO	1 mM [U-100% 13C; U-100% 15N] protein, 90 % H2O, 10 % [U-100% 2H] D2O, 150 mM sodium chloride, 20 mM sodium phosphate	90% H2O/10% D2O	150	6.5	ambient	298
5	3D HCCH-TOCSY	1 mM [U-100% 13C; U-100% 15N] protein, 100 % [U-100% 2H] D2O, 150 % sodium chloride, 20 mM sodium phosphate	100% D2O	150	6.5	ambient	298
6	3D HCCH-COSY	1 mM [U-100% 13C; U-100% 15N] protein, 100 % [U-100% 2H] D2O, 150 % sodium chloride, 20 mM sodium phosphate	100% D2O	150	6.5	ambient	298
7	3D 1H-15N NOESY	1 mM [U-100% 13C; U-100% 15N] protein, 90 % H2O, 10 % [U-100% 2H] D2O, 150 mM sodium chloride, 20 mM sodium phosphate	90% H2O/10% D2O	150	6.5	ambient	298
8	3D 1H-13C NOESY aliphatic	1 mM [U-100% 13C; U-100% 15N] protein, 100 % [U-100% 2H] D2O, 150 % sodium chloride, 20 mM sodium phosphate	100% D2O	150	6.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	DRX	600

NMR Refinement
Method	Details	Software
simulated annealing		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin	2.0	Bruker Biospin
2	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3	chemical shift assignment	NMRView		Johnson, One Moon Scientific
4	data analysis	TALOS		Cornilescu, Delaglio and Bax
5	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
6	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore