1MW4

Solution structure of the human Grb7-SH2 domain in complex with a 10 amino acid peptide pY1139

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	0.7mM Grb7 SH2 U-15N, 13C, 50mM acetate	90% H2O/10% D2O	100 mM NaCl	6.6	1 atm	298
2	3D_15N-separated_NOESY	0.7mM Grb7 SH2 U-15N, 13C, 50mM acetate	90% H2O/10% D2O	100 mM NaCl	6.6	1 atm	298
3	HNHA	0.7mM Grb7 SH2 U-15N, 13C, 50mM acetate	90% H2O/10% D2O	100 mM NaCl	6.6	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500

NMR Refinement
Method	Details	Software
torsion angle dynamics	THE STRUCTURE IS BASED ON A TOTAL OF 1904 RESTRAINTS: 1660 ARE NOE DERIVED, 120 ARE DIHEDRAL RESTRAINTS AND 124 ARE DISTANCE RESTRAINTS FROM HYDROGEN BONDS.	Azara

NMR Ensemble Information
Conformer Selection Criteria	structures with favorable non-bond energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	10
Representative Model	5 (closest to the average)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Azara	2.6	Boucher
2	data analysis	ANSIG	3.3	Kraulis
3	structure solution	CNS	1.1	Brunger
4	refinement	CNS	1.1	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 R01GM157729.