1M2S

Solution Structure of A New Potassium Channels Blocker from the Venom of Chinese Scorpion Buthus martensi Karsch

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D TOCSY	2.5mM	90% H2O/10% D2O		3.03	ambient	303
2	2D TOCSY	2.5mM	90% H2O/10% D2O		3.03	ambient	303
3	DQF-COSY	2.5mM	90% H2O/10% D2O		3.03	ambient	303
4	2D NOESY	2.5mM	100% D2O		3.03	ambient	303
5	2D TOCSY	2.5mM	100% D2O		3.03	ambient	303
6	DQF-COSY	2.5mM	100% D2O		3.03	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
distance geometry		VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	25
Representative Model	1 (lowest energy)

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1B	Mike Carlisle, Dan Steele, Mike Miller
2	processing	VNMR	6.1B	Mike Carlisle, Dan Steele, Mike Miller
3	data analysis	XEASY	1994	Tai-he Xia, Christian Bartel
4	structure solution	DYANA	1.5	Peter Guntert, Christian Mumenthaler, Torsten Herrmann
5	refinement	Amber	5.0	Peter Kollman, Dave Case, Ken Merz, Thomas Cheatham, Carlos Simmerling, Dave Pearlman

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.