5KMZ

Solution NMR structure of Tetrahymena telomerase RNA pseudoknot

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D imino NOESY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM RNA (31-MER)	90% H2O/10% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800
2	2D D2O NOESY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM RNA (31-MER)	100% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800
3	2D TOCSY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM RNA (31-MER)	100% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800
4	2D HCCH-COSY, 3D HCCH-TOCSY, 2D filtered/edited NOESY, 2D 1H-13C HSQC, 2D 1H-15N HSQC, jNN-COSY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM [U-13C; U-15N]-Gua, Cyt RNA (31-MER)	90% H2O/10% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800
5	2D HCCH-COSY, 3D HCCH-TOCSY, 2D filtered/edited NOESY, 2D 1H-13C HSQC, 2D 1H-15N HSQC, jNN-COSY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM [U-13C; U-15N]-Ade,Ura RNA (31-MER)	90% H2O/10% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800
6	2D-HSQC-TROSY	10 mM sodium phosphate, 50 mM potassium chloride, 1 mM [U-13C; U-15N]-Ade, Ura, Cyt, Gua RNA (31-MER)	90% H2O/10% D2O	50 mM	6.3	ambient	283	Bruker AVANCE 800

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Bruker	DRX	600
3	Bruker	DRX	500

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR NIH	2.42	Schwieters, Kuszewski, Tjandra and Clore
2	structure calculation	X-PLOR NIH	2.42	Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard