6XXB

Constitutive decay element CDE1 from human 3'UTR

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	350 uM CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600
2	2D 1H-13C HSQC	350 uM CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600
3	3D HCCH-TOCSY	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 700
4	fwHCC-TOCSY-CCH-E.COSY	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600
5	3D HCP	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600
6	3D HCN	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600
7	2D gamma HCN	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 800
8	2D PFIDS	300 uM [U-99% 13C; U-99% 15N] CDE1	100% D2O	25 mM potassium phosphate buffer 50 mM KCl	6.2	1 bar	298	Bruker AVANCE III 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	800
2	Bruker	AVANCE III	600
3	Bruker	AVANCE III	700

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure calculation	CNS	1.2	Brunger A. T. et.al.
2	peak picking	Sparky	3.2	Goddard
3	chemical shift assignment	Sparky	3.2	Goddard