2KSU

Redox linked conformational changes in cytochrome C3 from Desulfovibrio desulfuricans ATCC 27774

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D DQF-COSY	1.85-2 mM cytochrome c3-1	90% H2O/10% D2O	0.1	6.46	ambient	298
2	2D 1H-1H NOESY	1.85-2 mM cytochrome c3-1	90% H2O/10% D2O	0.1	6.46	ambient	298
3	2D 1H-1H TOCSY	1.85-2 mM cytochrome c3-1	90% H2O/10% D2O	0.1	6.46	ambient	298
4	2D 1H-1H NOESY	1.85-2 mM cytochrome c3-1	90% H2O/10% D2O	0.1	6.46	ambient	298
5	2D 1H-1H TOCSY	1.85-2 mM cytochrome c3-1	90% H2O/10% D2O	0.1	6.46	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
torsion angle dynamics, simulated annealing		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	500
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR		Bruker Biospin
2	data analysis	XwinNMR		Bruker Biospin
3	processing	TopSpin		Bruker Biospin
4	data analysis	TopSpin		Bruker Biospin
5	chemical shift assignment	XEASY		Bartels et al.
6	peak picking	XEASY		Bartels et al.
7	structure solution	PARADYANA		(INDYANA) Turner et al.
8	refinement	PARADYANA		(INDYANA) Turner et al.
9	chemical shift assignment	Sparky		Goddard
10	peak picking	Sparky		Goddard
11	superimposition	MOLMOL		Koradi, Billeter and Wuthrich
12	visual inspection	MOLMOL		Koradi, Billeter and Wuthrich
13	rms and mean structure calculations	MOLMOL		Koradi, Billeter and Wuthrich