1SB6

Solution structure of a cyanobacterial copper metallochaperone, ScAtx1

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	0.7 mM apoScAtx1,50mM phosphate, 90%H2O, 10%D2O	90% H2O/10% D2O	50 mM phosphate	7.0	1 atm	298
2	3D_15N-separated_NOESY	0.7 mM apoScAtx1,50mM phosphate, 90%H2O, 10%D2O	90% H2O/10% D2O	50 mM phosphate	7.0	1 atm	298
3	2D TOCSY	0.7 mM apoScAtx1,50mM phosphate, 90%H2O, 10%D2O	90% H2O/10% D2O	50 mM phosphate	7.0	1 atm	298
4	HNHA	0.7 mM apoScAtx1,50mM phosphate, 90%H2O, 10%D2O	90% H2O/10% D2O	50 mM phosphate	7.0	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Bruker	AVANCE	600
3	Bruker	AVANCE	500

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing, molecular dynamics, torsion angle dynamics	In the ensemble each structure is based on a total of 1017 meaningful NOEs constrants together with 44 dihedral angle(phi)restraints.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	the submitted structures are the 20 structures with the lowest target function of 200 conformers
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20

Additional NMR Experimental Information
Details	The structure was determined using 15N labelled apo ScAtx1

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	2.6	Bruker
2	structure solution	XEASY	1.3	Xia, Bartles
3	structure solution	DYANA	1.5	Gunter, Mumenthaler, Wuthrich
4	refinement	Amber	5.0	Pealman, Case, Caldwell, Ross, Cheatham, Ferguson,Seibel, Singh, Weiner, Kollman