Experiment: 2K0Q

Solution structure of CopK, a periplasmic protein involved in copper resistance in Cupriavidus metallidurans CH34

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1.5 mM [U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
2	3D HNCACB	1.5 mM [U-100% 13C; U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
3	3D H(CCO)NH	1.5 mM [U-100% 13C; U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
4	3D C(CO)NH	1.5 mM [U-100% 13C; U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
5	3D HCCH-TOCSY	1.5 mM [U-100% 13C; U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
6	2D 1H-1H NOESY	1.5 mM CopK, 50 mM MES	100% D2O	0.1	6.0	ambient	298
7	3D HNCO-type	1.5 mM CopK, 50 mM MES, 5 % C12E5, 5 % hexanol	90% H2O/10% D2O	0.1	6.0	ambient	298
8	3D HNCO-type	1.5 mM CopK, 50 mM MES, 5 % C12E5, 5 % hexanol	90% H2O/10% D2O	0.1	6.0	ambient	298
9	relaxation	1.5 mM [U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
10	3D 15N NOESY-HSQC	1.5 mM [U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
11	2D-Sofast	1.5 mM [U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298
12	relaxation	0.5 mM [U-100% 15N] CopK, 50 mM MES	90% H2O/10% D2O	0.1	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	Direct Drive	600
3	Varian	INOVA	800

NMR Refinement
Method	Details	Software
simulated annealing	ATNOS/CANDID interfaced to CNS, ARIA 1.2 with ATNOS/CANDID + dihedral (Talos) restraints, water refinement, ARIA 1.2 with ATNOS/CANDID, dihedral (Talos) and rdc restraints, water refinement	VnmrJ

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	1000
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VnmrJ		Varian
2	processing	NMRPipe		Delaglio, F. et al.
3	chemical shift assignment	NMRView		Johnson, B.A. et al.
4	peak picking	NMRView		Johnson, B.A. et al.
5	data analysis	NMRView		Johnson, B.A. et al.
6	peak picking	NMRDraw		Delaglio, F. et al.
7	geometry optimization	NMRDraw		Delaglio, F. et al.
8	data analysis	TALOS		Cornilescu, G. et al.
9	data analysis	TENSOR		Dosset, P. et al.
10	data analysis	Module		Dosset, P. et al.
11	refinement	CNS		Brunger, A.T. et al.