2L4R

NMR solution structure of the N-terminal PAS domain of hERG

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-15N NOESY	0.5-1 mM [U-99% 13C; U-99% 15N] entity-1, 5 mM DTT-2, 1 mM EDTA-3, 150 mM sodium chloride-4, 20 mM sodium phosphate-5	90% H2O/10% D2O	150	6.5	AMBIENT	298
2	3D 1H-13C NOESY	0.5-1 mM [U-99% 13C; U-99% 15N] entity-1, 5 mM DTT-2, 1 mM EDTA-3, 150 mM sodium chloride-4, 20 mM sodium phosphate-5	90% H2O/10% D2O	150	6.5	AMBIENT	298
3	2D 1H-15N HSQC	0.5-1 mM [U-99% 13C; U-99% 15N] entity-1, 5 mM DTT-2, 1 mM EDTA-3, 150 mM sodium chloride-4, 20 mM sodium phosphate-5	90% H2O/10% D2O	150	6.5	AMBIENT	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	Avance	600
2	Bruker	Avance	700
3	Bruker	Avance	800

NMR Refinement
Method	Details	Software
torsion angle dynamics		NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	structure solution	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	SPARKY		Goddard
4	peak picking	SPARKY		Goddard
5	collection	TOPSPIN	2.1	Bruker Biospin
6	processing	TOPSPIN	2.1	Bruker Biospin
7	refinement	CYANA	2.1	Guntert, Mumenthaler and Wuthrich