Experiment: 7N22

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	1H-1H TOCSY	1.0 mg/mL Alpha-conotoxin AnIB[Y(SO3)16Y]-NH2, 10 uM DSS	90% H2O/10% D2O	5 mM	3.0	ambient	298	Bruker AVANCE 700
2	1H-1H NOESY	1.0 mg/mL Alpha-conotoxin AnIB[Y(SO3)16Y]-NH2, 10 uM DSS	90% H2O/10% D2O	5 mM	3.0	ambient	298	Bruker AVANCE 700
3	1H-15N HSQC	1.0 mg/mL Alpha-conotoxin AnIB[Y(SO3)16Y]-NH2, 10 uM DSS	90% H2O/10% D2O	5 mM	3.0	ambient	298	Bruker AVANCE 700
4	1H-13C HSQC	1.0 mg/mL Alpha-conotoxin AnIB[Y(SO3)16Y]-NH2, 10 uM DSS	90% H2O/10% D2O	5 mM	3.0	ambient	298	Bruker AVANCE 700

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

NMR Refinement
Method	Details	Software
simulated annealing	torsion angle simulated annealing, ensemble contains 20 structures with the best MolProbity scores, minimum energies and no violations	CYANA
na	minimised in a water shell	CNS

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		Brunger A. T. et.al.
2	structure calculation	CYANA	3.98.13	Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	CARA		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.