2YMJ

Solution structure of the QUA1 dimerization domain of pXqua, the Xenopus ortholog of Quaking.

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	[1H	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
2	15N]-HSQC	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
3	15N-TOCSY- HSQC	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
4	15N-NOESY-HSQC	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
5	13C- NOESY-HSQC	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
6	HNCA	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
7	HN(CO)CA	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
8	HNCACB	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
9	CBCA(CO)NH	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
10	HNCO	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
11	HBHA(CO)NH	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0
12	HCCH-TOCSY	90% WATER / 10% D2O		150 mM	6.0	1.0 atm	298.0

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500

NMR Refinement
Method	Details	Software
ARIA VERSION 2.3	REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE.	ARIA/CNS

NMR Ensemble Information
Conformer Selection Criteria	LOWEST ENERGY PLUS NO NOE VIOLATIONS >0.5 ANGSTROMS AND NO DIHEDRAL ANGLE VIOLATIONS > 5 DEGREES
Conformers Calculated Total Number	40
Conformers Submitted Total Number	20
Representative Model	1 (n/a)

Additional NMR Experimental Information
Details	THE STRUCTURE WAS DETERMINED USING TRIPLE-RESONANCE NMR SPECTROSCOPY ON A UNIFORMLY 15N AND 13C LABELLED PXQUA QUA1 DOMAIN SAMPLE.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	ARIA/CNS		NILGES ET AL
2	structure solution	CcpNmr Analysis	ANALYSIS