2LBX | pdb_00002lbx

Solution structure of the S. cerevisiae H/ACA RNP protein Nhp2p

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCACB	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
2	3D CBCA(CO)NH	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
3	3D HNCO	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
4	3D HBHA(CO)NH	20 mM [U-15N] HEPES, 200 mM [U-15N] potassium chloride, 1 mM [U-15N] DTT	90% H2O/10% D2O	0.2	7.4	ambient	298
5	3D HCCH-TOCSY	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
6	3D 1H-13C NOESY	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
7	3D 1H-15N NOESY	20 mM [U-15N] HEPES, 200 mM [U-15N] potassium chloride, 1 mM [U-15N] DTT	90% H2O/10% D2O	0.2	7.4	ambient	298
8	2D 1H-15N HSQC	20 mM [U-15N] HEPES, 200 mM [U-15N] potassium chloride, 1 mM [U-15N] DTT	90% H2O/10% D2O	0.2	7.4	ambient	298
9	2D 1H-13C HSQC	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298
10	3D C(CO)NH	20 mM [U-13C; U-15N] HEPES, 200 mM [U-13C; U-15N] potassium chloride, 1 mM [U-13C; U-15N] DTT	100% D2O	0.2	7.4	ambient	298

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

NMR Refinement
Method	Details	Software
simulated annealing		CYANA

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	structure solution	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
2	chemical shift assignment	Sparky		Goddard
3	data analysis	Sparky		Goddard
4	peak picking	Sparky		Goddard
5	collection	TopSpin		Bruker Biospin
6	data analysis	ProcheckNMR		Laskowski and MacArthur
7	geometry optimization	TALOS		Cornilescu, Delaglio and Bax
8	collection	XwinNMR		Bruker Biospin
9	refinement	CYANA	2.1	Guntert, Mumenthaler and Wuthrich