Experiment: 1OZI

The alternatively spliced PDZ2 domain of PTP-BL

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1.4mM PDZ2_AS, 13C/15N labelled, 50mM potassium phosphate buffer, 50mM KCl	95% H20, 5% D20	100	6.8	1 atm	298
2	3D_13C-separated_NOESY	1.4mM PDZ2_AS, 13C/15N labelled, 50mM potassium phosphate buffer, 50mM KCl	95% H20, 5% D20	100	6.8	1 atm	298
3	HNHA	1.4mM PDZ2_AS, 13C/15N labelled, 50mM potassium phosphate buffer, 50mM KCl	95% H20, 5% D20	100	6.8	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
cartesian space distance geometry, restrained molecular dynamics	The structures are based on a total of 1459 restraints: 1354 are NOE-derived distance constraints, 76 dihedral angle restraints, 29 distance restraints from hydrogen bonds	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	30
Representative Model	1 (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	NMRPipe		Delaglio et al.
2	refinement	X-PLOR	3.851	Brunger
3	refinement	X-PLOR	NIH	Brunger, NIH