Experiment: 1IP0

NMR STRUCTURE OF HUMAN BETACELLULIN-2

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	2.0mM Betacellulin-2, 1.0% acetate buffer, 90% H2O, 10% D2O	90% H2O/10% D2O	0.28	3.5	1 atm	298
2	DQF-COSY	2.0mM Betacellulin-2, 1.0% acetate buffer, 90% H2O, 10% D2O	90% H2O/10% D2O	0.28	3.5	1 atm	298
3	2D TOCSY	2.0mM Betacellulin-2, 1.0% acetate buffer, 90% H2O, 10% D2O	90% H2O/10% D2O	0.28	3.5	1 atm	298
4	2D NOESY	2.0mM Betacellulin-2, 1.0% acetate buffer	100% D2O	0.28	3.5	1 atm	298
5	DQF-COSY	2.0mM Betacellulin-2, 1.0% acetate buffer	100% D2O	0.28	3.5	1 atm	298
6	2D TOCSY	2.0mM Betacellulin-2, 1.0% acetate buffer	100% D2O	0.28	3.5	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DMX	500

NMR Refinement
Method	Details	Software
distance geometry simulated annealing	the structures are based on a total of 538 restraints, 461 are NOE-derived distance constraints, 41 dihedral angle restraints,36 distance restraints from hydrogen bonds.	X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	1

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR	3.1	Brunger
2	refinement	X-PLOR	3.1	Brunger