2JRL

Solution structure of the beryllofluoride-activated NtrC4 receiver domain dimer

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-13C NOESY	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
2	3D 1H-15N NOESY	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
3	3D HCCH-TOCSY	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
4	3D HNCACB	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
5	3D CBCA(CO)NH	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
6	3D HNCA	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
7	15N-IPAP-HSQC	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
8	[F1] 13C-edited [F3] 13C-filtered HSQC-NOESY	0.8 mM [U-100% 13C] labeled, 0.8 mM non-labeled	100% D2O	0	8.0	ambient	298
9	HBHA(CO)NH	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298
10	2D 1H-15N HSQC	1 mM [U-100% 13C; U-100% 15N] NtrC4Ra	90% H2O/10% D2O	0	8.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	900
2	Bruker	DRX	800
3	Bruker	DRX	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		CYANA

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	2.0	Guntert, Mumenthaler and Wuthrich
2	structure solution	X-PLOR NIH	2.1.2	Schwieters, Kuszewski, Tjandra and Clore
3	chemical shift assignment	Sparky	3.12	Goddard
4	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	refinement	X-PLOR NIH	2.1.2	Schwieters, Kuszewski, Tjandra and Clore