Experiment: 1K9Q

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	phosphate buffer 10mM, NaCl 100mM, DTT 0.1mM, EDTA 0.1mM, pH 6, WW domain 1.2mM, ligand 2.4mM	H2O (10% D2O)	100mM NaCl	6	1 atm	288
2	2D NOESY	phosphate buffer 10mM, NaCl 100mM, DTT 0.1mM, EDTA 0.1mM, pH 6, WW domain 1.2mM, ligand 2.4mM	D2O	100mM NaCl	6	1 atm	288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600
2	Bruker	DMX	750

NMR Refinement
Method	Details	Software
Simulated anneling	2000K, 200 runs, Force constants for NOE 50kcal mol-1 rad-2, 422 restraints	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	2.6	Bruker
2	data analysis	ANSIG	3.3	Kraulis, P.J.
3	refinement	X-PLOR	3.1	Brunger, A.T.

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 R01GM157729.