7M1E

Structural and functional studies about scorpine showed the presence of blocking channel and cytolytic activities as well as two different structural domains

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H NOESY	5 mM N-terminal extreme scorpine	trifluoroethanol/water	0	6.8	1 atm	298	Bruker AVANCE II 700
2	2D 1H-1H TOCSY	5 mM N-terminal extreme scorpine	trifluoroethanol/water	0	6.8	1 atm	298	Bruker AVANCE II 700
3	2D 1H-1H COSY	5 mM N-terminal extreme scorpine	trifluoroethanol/water	0	6.8	1 atm	298	Bruker AVANCE II 700

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE II	700

NMR Refinement
Method	Details	Software
molecular dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	500
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	16	Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman
2	structure calculation	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	CARA	1.5	Keller and Wuthrich
4	peak picking	CARA	1.5	Keller and Wuthrich

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.