2I28

Solution Structure of alpha-Conotoxin BuIA

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	278
2	2D TOCSY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	278
3	DQF-COSY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	278
4	2D NOESY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	288
5	2D TOCSY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	288
6	DQF-COSY	5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3.04	1 atm	288

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

NMR Refinement
Method	Details	Software
simulated annealing		VNMR

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR
2	processing	NMRPipe
3	refinement	CNS

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.