2N66

NMR Structure of sweeter mutant (D40K) of sweet protein Brazzein,

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
2	3D CBCA(CO)NH	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
3	3D HNCO	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
4	3D HNCACB	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
5	3D HCCH-TOCSY	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
6	3D 1H-13C NOESY aliphatic	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
7	3D 1H-15N NOESY	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
8	2D 1H-13C HSQC	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
9	3D HCCH-COSY	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310
10	3D 1H-13C NOESY aromatic	1.5 mM [U-100% 13C; U-100% 15N] D40K-1, 1.5 mM [U-100% 13C; U-100% 15N] D40K-2, 1.5 mM [U-100% 13C; U-100% 15N] D40K-3, 1.5 mM [U-100% 13C; U-100% 15N] D40K-4, 1.5 mM [U-100% 13C; U-100% 15N] D40K-5, 1.5 mM [U-100% 13C; U-100% 15N] D40K-6	90% H2O/10% D2O	0	5.2	ambient	310

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

NMR Refinement
Method	Details	Software
distance geometry		CYANA

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CYANA		Guntert, Mumenthaler and Wuthrich
2	data analysis	MOLMOL		Koradi, Billeter and Wuthrich
3	processing	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	chemical shift assignment	PINE		Bahrami, Markley, Assadi, and Eghbalnia
6	data analysis	PSVS		Bhattacharya and Montelione
7	data analysis	Sparky		Goddard
8	data analysis	TALOS		Cornilescu, Delaglio and Bax
9	chemical shift assignment	XEASY		Bartels et al.
10	refinement	CYANA