7EDK

NMR solution structure of Bt14.12, a novel A-family conotoxin from Conus betulinus

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H COSY	20 mM sodium phosphate	90% H2O/10% D2O	20 mM	5.5	1 bar	298	Bruker AVANCE III 850
2	2D 1H-1H TOCSY	20 mM sodium phosphate	90% H2O/10% D2O	20 mM	5.5	1 bar	298	Bruker AVANCE III 850
3	2D 1H-1H NOESY	20 mM sodium phosphate	90% H2O/10% D2O	20 mM	5.5	1 bar	298	Bruker AVANCE III 850
4	2D 1H-15N HSQC	20 mM sodium phosphate	90% H2O/10% D2O	20 mM	5.5	1 bar	298	Bruker AVANCE III 850
5	2D 1H-13C HSQC	20 mM sodium phosphate	90% H2O/10% D2O	20 mM	5.5	1 bar	298	Bruker AVANCE III 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	850

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	300
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
5	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	peak picking	NMRFAM-SPARKY		Lee, Tonelli, Markley, et al.
3	chemical shift assignment	NMRFAM-SPARKY		Lee, Tonelli, Markley, et al.
2	structure calculation	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
1	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read