1QU6

STRUCTURE OF THE DOUBLE-STRANDED RNA-BINDING DOMAIN OF THE PROTEIN KINASE PKR REVEALS THE MOLECULAR BASIS OF ITS DSRNA-MEDIATED ACTIVATION

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCACB				6.5		298
2	3D CBCA(CO)NH				6.5		298
3	3D H(CCO)NH				6.5		298
4	3D H(CCO)NH				6.5		298
5	3D HCCH-TOCSY				6.5		298
6	4D_15N				6.5		298
7	13C_EDITED_NOESY				6.5		298
8	4D_13C				6.5		298
9	2D_15N HOHAHA				6.5		298
10	3D_15N				6.5		298
11	3D HNHA				6.5		298
12	3D HNHB				6.5		298
13	2D-ARO-(HB)CB(CGCD)HD				6.5		298
14	2D-ARO_(HB)CB(CGCDCE)HE				6.5		298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITY INOVA	500
2	Varian	UNITY INOVA	600

NMR Refinement
Method	Details	Software
MODIFIED DG/SA PROTOCOL IN XPLOR		X-PLOR

NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number	90
Conformers Submitted Total Number	21
Representative Model	21 (minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR		BRUNGER, A. T.
2	structure solution	NMRPipe
3	structure solution	PIPP

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.