2M9L

Solution structure of protoxin-1

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5 mM protein	90% H2O/10% D2O	0	5.0	ambient	298
2	2D 1H-13C HSQC	0.5 mM protein	90% H2O/10% D2O	0	5.0	ambient	298
3	2D DQF-COSY	0.5 mM protein	90% H2O/10% D2O	0	5.0	ambient	298
4	2D 1H-1H NOESY	0.5 mM protein	90% H2O/10% D2O	0	5.0	ambient	298
5	2D 1H-1H TOCSY	0.5 mM protein	90% H2O/10% D2O	0	5.0	ambient	298
6	2D 1H-1H TOCSY	0.5 mM protein	100% D2O	0	5.0	ambient	298
7	2D 1H-1H NOESY	0.5 mM protein	100% D2O	0	5.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	900

NMR Refinement
Method	Details	Software
torsion angle dynamics		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
2	data analysis	CCPNMR		CCPN
3	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
4	geometry optimization	TALOS		Cornilescu, Delaglio and Bax
5	refinement	CYANA		Guntert, Mumenthaler and Wuthrich