1C8P

NMR STRUCTURE OF THE LIGAND BINDING DOMAIN OF THE COMMON BETA-CHAIN IN THE GM-CSF, IL-3 AND IL-5 RECEPTORS

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	0.4MM D4BC U-15N; 10MM PHOSPHATE BUFFER;90% H2O, 10% D2O		0.06M	6.1	AMBIENT	293
2	2D NOESY	0.4MM D4BC U-15N; 10MM PHOSPHATE BUFFER;100% D2O		0.06M	6.1	AMBIENT	293
3	3D_15N-SEPARATED_NOESY	0.4MM D4BC U-15N; 10MM PHOSPHATE BUFFER;90% H2O, 10% D2O		0.06M	6.1	AMBIENT	293
4	HMQC-J	0.4MM D4BC U-15N; 10MM PHOSPHATE BUFFER;90% H2O, 10% D2O		0.06M	6.1	AMBIENT	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing	THE STRUCTURES ARE BASED ON 1500 UNAMBIGUOUS NOE-DERIVED DISTANCE RESTRAINTS, 1034 AMBIGUOUS NOE-DERIVED DISTANCE RESTRAINTS, 42 DIHEDRAL ANGLE RESTRAINTS AND 30 DISTANCE RESTRAINTS FROM HYDROGEN BONDS. THE ARIA METHOD OF NILGES ET AL. (1997) WAS USED	VNMR

NMR Ensemble Information
Conformer Selection Criteria	LOWEST ENERGY
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (minimized average structure)

Additional NMR Experimental Information
Details	THIS STRUCTURE WAS CALCULATED USING THE ARIA METHOD

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	VNMR	6.1B	VARIAN AND ASSOCIATES
2	data analysis	XEASY	1.3.13	BARTELS ET AL.
3	structure solution	X-PLOR	3.851	BRUNGER
4	refinement	X-PLOR	3.851	BRUNGER

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.