1K81

NMR Structure of the Zinc-Ribbon Domain within Translation Initiation Factor 2 Subunit beta

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D_NOESY	1 mM aIF2 beta U-15N,13C; 10 mM phosphate buffer	90% H2O/10% D2O	50 mM	6.0	ambient	293
2	3D_13C-separated_NOESY	1 mM aIF2 beta U-15N,13C; 10 mM phosphate buffer	90% H2O/10% D2O	50 mM	6.0	ambient	293
3	3D_15N-separated_ROESY	1 mM aIF2 beta U-15N,13C; 10 mM phosphate buffer	90% H2O/10% D2O	50 mM	6.0	ambient	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	170
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D and 3D heteronuclear NMR techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS	1.0	Brunger