1RJT

NMR Structure of CXC Chemokine CXCL11/ITAC

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	2 mM CXCL11, partial N15	20 mM deuterated sodium acetate, 1 mM sodium azide, 1 mM DSS, 90% H2O, 10% D2O	0	4.5	ambient	318
2	2D TOCSY	2 mM CXCL11, partial N15	20 mM deuterated sodium acetate, 1 mM sodium azide, 1 mM DSS, 90% H2O, 10% D2O	0	4.5	ambient	318
3	3D_15N-separated_NOESY	2 mM CXCL11, partial N15	20 mM deuterated sodium acetate, 1 mM sodium azide, 1 mM DSS, 90% H2O, 10% D2O	0	4.5	ambient	318
4	DQF-COSY	2 mM CXCL11, partial N15	20 mM deuterated sodium acetate, 1 mM sodium azide, 1 mM DSS, 90% H2O, 10% D2O	0	4.5	ambient	318

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

NMR Refinement
Method	Details	Software
simulated annealing		NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	20
Conformers Submitted Total Number	10
Representative Model	2 (closest to the average)

Additional NMR Experimental Information
Details	Assignments were made for all three sample conditions. Structure was calculated using data from all three conditions.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe	2.2	Delaglio
2	data analysis	NMRView	5.0.4	Johnson
3	refinement	CNS	1.2	Brunger
4	refinement	ARIA	1.2	Nilges