2I5O

Solution Structure of the Ubiquitin-Binding Zinc Finger (UBZ) Domain of the Human DNA Y-Polymerase Eta

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	2 mM Pol Eta UBZ; U-15N; 25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	100 mM KCl	7	ambient	298
2	3D_13C-separated_NOESY	2 mM Pol Eta UBZ; U-15N, 13C; 25 mM phosphate, 100 mM KCl, 100% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 100% D20, 2 mM DTT	100 mM KCl	7	ambient	298
3	triple resonance experiments	2 mM Pol Eta UBZ; U-15N, 13C; 25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	100 mM KCl	7	ambient	298
4	13C HSQC	2 mM Pol Eta UBZ; 10%-13C; 25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	100 mM KCl	7	ambient	298
5	HCCH-TOCSY	2 mM Pol Eta UBZ; U-15N, 13C; 25 mM phosphate, 100 mM KCl, 100% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 100% D20, 2 mM DTT	100 mM KCl	7	ambient	298
6	RDC experiments	2 mM Pol Eta UBZ; U-15N, 13C; 25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	25 mM phosphate, 100 mM KCl, 95% H20, 5% D20, 2 mM DTT	100 mM KCl	7	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
Structure originally calculated by torsion angle dynamics and refined by water refinement.		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with acceptable covalent geometry
Conformers Calculated Total Number	30
Conformers Submitted Total Number	15
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	2.1	Guentert
2	refinement	XPLOR-NIH	2.9.7	Schwieters
3	processing	NMRPipe	2.3	Delaglio
4	data analysis	XEASY/CARA	1.5.1	Bartels