Experiment: 2A7U

NMR solution structure of the E.coli F-ATPase delta subunit N-terminal domain in complex with alpha subunit N-terminal 22 residues

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	0.6 mM delta subunit N-terminal domain U-13C,15N; 0.9 mM alpha subunit N-terminal peptide; 10 mM Na,K phosphate, pH 7.2, 3mM NaN3, 0.1 mM EDTA; 93% H20, 7% D20	93% H20, 7% D20	50 mM	7.2	ambient	295
2	13C/12C filtered 2-D NOESY	0.6 mM delta subunit N-terminal domain U-13C,15N; 0.9 mM alpha subunit N-terminal peptide; 10 mM Na,K phosphate, pH 7.2, 3mM NaN3, 0.1 mM EDTA; 93% H20, 7% D20	93% H20, 7% D20	50 mM	7.2	ambient	295
3	12C/12C filtered 2-D NOESY	0.6 mM delta subunit N-terminal domain U-13C,15N; 0.9 mM alpha subunit N-terminal peptide; 10 mM Na,K phosphate, pH 7.2, 3mM NaN3, 0.1 mM EDTA; 93% H20, 7% D20	93% H20, 7% D20	50 mM	7.2	ambient	295
4	14N/12C filtered 2-D NOESY	0.6 mM delta subunit N-terminal domain U-13C,15N; 0.9 mM alpha subunit N-terminal peptide; 10 mM Na,K phosphate, pH 7.2, 3mM NaN3, 0.1 mM EDTA; 93% H20, 7% D20	93% H20, 7% D20	50 mM	7.2	ambient	295

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500
2	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
distance geometry; simulated annealing; molecular dynamics	rms difference of non-H atoms 1.114, for the backbone atoms 0.6174	X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	averaged minimized structure
Conformers Calculated Total Number	10
Conformers Submitted Total Number	1
Representative Model	(minimized average structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR	3.8	AT Brunger
2	data analysis	Felix	98	Accelrys
3	refinement	X-PLOR	3.8	AT Brunger