Experiment: 7N0T

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 EpI[Y(SO3)15Y]-OH, 10 uM DSS, 0.5 uM NaOH	90% H2O/10% D2O	15 mM	6.0	ambient	298	Bruker AVANCE 700
2	1H-1H NOESY	1.0 mg/mL Alpha-conotoxin EpI[Y(SO3)15Y]-OH, 10 uM DSS, 0.5 uM NaOH	90% H2O/10% D2O	15 mM	6.0	ambient	298	Bruker AVANCE 700
3	1H-15N HSQC	1.0 mg/mL Alpha-conotoxin EpI[Y(SO3)15Y]-OH, 10 uM DSS, 0.5 uM NaOH	90% H2O/10% D2O	15 mM	6.0	ambient	298	Bruker AVANCE 700
4	1H-13C HSQC	1.0 mg/mL Alpha-conotoxin EpI[Y(SO3)15Y]-OH, 10 uM DSS, 0.5 uM NaOH	90% H2O/10% D2O	15 mM	6.0	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, 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	CcpNmr Analysis	3	CCPN

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.