2KGQ

Refined solution structure of des-pyro Glu 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	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
2	2D 1H-13C HSQC	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
3	3D HNCO	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
4	3D HNCA	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
5	3D HNCACB	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
6	3D CBCA(CO)NH	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
7	3D HN(CO)CA	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
8	3D HBHA(CO)NH	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
9	3D HCACO	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
10	3D HCCH-COSY	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
11	3D 1H-15N TOCSY	1 mM [U-15N] wt-brazzein-3	90% H2O/10% D2O	20	5.2	ambient	310
12	3D 1H-15N NOESY	1 mM [U-15N] wt-brazzein-3	90% H2O/10% D2O	20	5.2	ambient	310
13	3D 1H-13C NOESY	2 mM [U-13C; U-15N] wt-brazzein-1	90% H2O/10% D2O	20	5.2	ambient	310
14	IPAP-HSQC	1 mM [U-15N] wt-brazzein-3	90% H2O/10% D2O	20	5.2	ambient	310
15	IPAP-HSQC	1 mM [U-15N] wt-brazzein-2	93% H2O/7% D2O	20	5.2	ambient	310

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	800
2	Varian	INOVA	600
3	Bruker	DMX	500
4	Bruker	DMX	750
5	Bruker	DMX	600

NMR Refinement
Method	Details	Software
torsion angle molecular dynamics, internal variable dynamics		PIPP

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	peak picking	PIPP		Garrett
2	data analysis	PIPP		Garrett
3	noe assignment	PIPP		Garrett
4	processing	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	peak picking	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
6	data analysis	NMRDraw		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
7	geometry optimization	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
8	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
9	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore