1NE5 | pdb_00001ne5

Solution Structure of HERG Specific Scorpion Toxin CnErg1

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.7mM CnErg1	90% H2O/10% D2O	no salt added	3.2	ambient	298

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

NMR Refinement
Method	Details	Software
simulated annealing, molecular dynamics, distance geometry, torsion angle dynamics	The structures are based on a total of 578 restraints, 535 are NOE-derived distance restraints, 11 dihedral angle restraints, 32 distance restraints from hydrogen bonds.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	4000
Conformers Submitted Total Number	20
Representative Model	4 (closest to the average)

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	3.1	Bruker
2	data analysis	XEASY	1.3.13	Bartels, C., Xia, T., Billeter, M., Guntert, P., Wuthrich,K.
3	data analysis	INFIT		Szyperski, I., Guntert, P., Otting, G., Wuthrich, K.
4	structure solution	NOAH		Mumenthaler, C., Guntert, P., Braun, W., Wuthrich, K.
5	structure solution	DYANA	1.5	Guntert, P., Mumenthaler, C., Wuthrich, K.
6	refinement	CNS	1.1