2K78

Solution Structure of the IsdC NEAT domain bound to Zinc Protoporphyrin

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
2	2D 1H-13C HSQC	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.1 mM IsdC, 2.3 mM PROTOPORPHYRIN IX CONTAINING ZN, 100 % D2O	100% D2O	0.15	6	ambient	302
3	3D CBCA(CO)NH	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
4	3D HNCACB	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
5	3D HNCA	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
6	3D HNHA	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
7	3D HCCH-COSY	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.1 mM IsdC, 2.3 mM PROTOPORPHYRIN IX CONTAINING ZN, 100 % D2O	100% D2O	0.15	6	ambient	302
8	3D HCCH-TOCSY	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.1 mM IsdC, 2.3 mM PROTOPORPHYRIN IX CONTAINING ZN, 100 % D2O	100% D2O	0.15	6	ambient	302
9	3D 1H-15N NOESY	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
10	3D HNCO	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302
11	3D HNHB	50 mM sodium phosphate, 100 mM sodium chloride, 0.01 % sodium azide, 1.3 mM [U-100% 13C; U-100% 15N] IsdC, 2.1 mM PROTOPORPHYRIN IX CONTAINING ZN, 7 % [U-100% 2H] D2O	93% H2O/7% D2O	0.15	6	ambient	302

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

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	30
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	peak picking	PIPP		Garrett
3	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	chemical shift assignment	ATNOS/CANDID		Herrmann, Guntert, Wuthrich
5	chemical shift assignment	CARA		Keller