Experiment: 1Z6C

Solution structure of an EGF pair (EGF34) from vitamin K-dependent protein S

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1mM EGF34 U-15N; pH 6.0; 0.1mM NaN3; 1mM DSS; 10mM CaCl2	90% H2O/10% D2O	low	6.0	ambient	309
2	2D NOESY	1mM EGF34 U-15N; pH 6.0; 0.1mM NaN3; 1mM DSS; 10mM CaCl2	90% H2O/10% D2O	low	6.0	ambient	309
3	IPAP	0.5 mM EGF34 U-15N; phage Pf1 16 mg/ml; pH 6.0; 10mM CaCl2	90% H2O/10% D2O	low	6.0	ambient	309
4	2D NOESY	1mM EGF34; pH 6.0; 0.1 mM NaN3; 1mM Dss; 10 mM CaCl2	100% D2O	low	6.0	ambient	309

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

NMR Refinement
Method	Details	Software
Simulated annealing Torsion angle dynamics	The structures are based on a total of 912 restraints, 756 NOE restraints, 76 torsion angle restraints, 46 residual dipolar couplings and 30 restraints from hydrogen bonds	CNS

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	structure solution	CNS	1.1	Brunger
2	processing	VNMR	5.1
3	data analysis	Sparky	3.1	Goddard and Keller
4	processing	Felix	97
5	refinement	CNS	1.1