2MDQ

A Novel 4/7-Conotoxin LvIA from Conus lividus that Selectively Blocks 3 2 vs. 6/3 2 3 Nicotinic Acetylcholine Receptors

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-13C HSQC	1.5 mM H2O	90% H2O/10% D2O		4	ambient	280-315
2	2D 1H-1H TOCSY	1.5 mM H2O	90% H2O/10% D2O		4	ambient	280-315
3	2D 1H-1H TOCSY	1.5 mM D2O	100% D2O		4	ambient	298
4	2D DQF-COSY	1.5 mM H2O	90% H2O/10% D2O		4	ambient	280-315
5	2D 1H-1H NOESY	1.5 mM H2O	90% H2O/10% D2O		4	ambient	280-315
6	2D 1H-1H NOESY	1.5 mM D2O	100% D2O		4	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		XEASY

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	peak picking	XEASY		Bartels et al.
2	chemical shift assignment	XEASY		Bartels et al.
3	chemical shift calculation	XEASY		Bartels et al.
4	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
5	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
6	processing	TopSpin		Bruker Biospin