1C55

NMR SOLUTION STRUCTURE OF BUTANTOXIN

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	COSY	90% WATER/10% D2O		50	5.0	1 atm	293
2	DQF-COSY	90% WATER/10% D2O		50	5.0	1 atm	293
3	NOESY	90% WATER/10% D2O		50	5.0	1 atm	293
4	TOCSY	90% WATER/10% D2O		50	5.0	1 atm	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AM-600	600

NMR Refinement
Method	Details	Software
distance geometry		X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	LEAST RESTRAINT VIOLATION
Conformers Calculated Total Number	100
Conformers Submitted Total Number	35

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR	3.8	BRUNGER
2	structure solution	Felix	97.2

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.