1NEE

Structure of archaeal translation factor aIF2beta from Methanobacterium thermoautrophicum

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	~1.0mM aIF2beta, 50mM tris buffer, 300mM NaCl, 50uM ZnCl2, 1mM DTT, pH 6.0, 90% H2O, 10% D2O	90% H2O/10% D2O		6.0	1 atm	310
2	HNHA	~1.0mM aIF2beta, 50mM tris buffer, 300mM NaCl, 50uM ZnCl2, 1mM DTT, pH 6.0, 90% H2O, 10% D2O	90% H2O/10% D2O		6.0	1 atm	310
3	HNCACB	~1.0mM aIF2beta, 50mM tris buffer, 300mM NaCl, 50uM ZnCl2, 1mM DTT, pH 6.0, 90% H2O, 10% D2O	90% H2O/10% D2O		6.0	1 atm	310
4	CBCA(CO)NH	~1.0mM aIF2beta, 50mM tris buffer, 300mM NaCl, 50uM ZnCl2, 1mM DTT, pH 6.0, 90% H2O, 10% D2O	90% H2O/10% D2O		6.0	1 atm	310
5	3D_13C-separated_NOESY	~1.0mM aIF2beta, 50mM tris buffer, 300mM NaCl, 50uM ZnCl2, 1mM DTT, pH 6.0, 90% H2O, 10% D2O	90% H2O/10% D2O

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Varian	UNITYPLUS	800

NMR Refinement
Method	Details	Software
The structures are based on 1142 NOE-derived constraints, 118 dihedral angle restraints, 39 hydrogen bonds and 58 NH residual dipolar couplings		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with acceptable covalent geometry
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (n/a)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	2.1	Bruker
2	processing	Gifa	4.31	Delsuc
3	data analysis	XEASY	1.3.13	Wutrich
4	refinement	CNS	0.9	Brunger
5	structure solution	ARIA	1.1	Nilges