2N54

Solution structure of a disulfide stabilized XCL1 dimer

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-15N NOESY	1 mM [U-99% 13C; U-99% 15N] XCL1, 20 mM potassium phosphate, 0.02 % [U-100% 15N] sodium azide	90% H2O/10% D2O	0.02	6.0	ambient	313
2	3D 1H-13C NOESY aliphatic	1 mM [U-99% 13C; U-99% 15N] XCL1, 20 mM potassium phosphate, 0.02 % [U-100% 15N] sodium azide	90% H2O/10% D2O	0.02	6.0	ambient	313
3	3D 1H-13C NOESY aromatic	1 mM [U-99% 13C; U-99% 15N] XCL1, 20 mM potassium phosphate, 0.02 % [U-100% 15N] sodium azide	90% H2O/10% D2O	0.02	6.0	ambient	313
4	3D F1-13C/F3-13C edited NOESY	1 mM [U-99% 13C; U-99% 15N] XCL1, 20 mM potassium phosphate, 0.02 % [U-100% 15N] sodium azide	90% H2O/10% D2O	0.02	6.0	ambient	313

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600

NMR Refinement
Method	Details	Software
molecular dynamics		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
2	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3	data analysis	XEASY		Bartels et al.
4	chemical shift assignment	GARANT		Bartels, Guntert, Billeter and Wuthrich
5	geometry optimization	TALOS		Cornilescu, Delaglio and Bax
6	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
7	refinement	CYANA		Guntert, Mumenthaler and Wuthrich
8	geometry optimization	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
9	refinement	X-PLOR NIH