2GCX

Solution Structure of Ferrous Iron Transport Protein A (FeoA) of Klebsiella pneumoniae

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1mM Ferrous Iron Transport Protein A, U-15N, 13C; 20mM Tris-HCl Buffer Containing 50mM NaCl, 50mM Glu and 50mM Arg	90% H2O/10% D2O	20mM Tris-HCl Buffer Containing 50mM NaCl, 50mM Glu and 50mM Arg	6.5	ambient	298
2	3D_13C-separated_NOESY	1mM Ferrous Iron Transport Protein A, U-15N, 13C; 20mM Tris-HCl Buffer Containing 50mM NaCl, 50mM Glu and 50mM Arg	90% H2O/10% D2O	20mM Tris-HCl Buffer Containing 50mM NaCl, 50mM Glu and 50mM Arg	6.5	ambient	298

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

NMR Refinement
Method	Details	Software
distance geometry	The structures are based on 1160 unambiguous constraints and 71 ambiguous constraints.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.5	Bruker
2	processing	XwinNMR	3.5	Bruker
3	data analysis	Sparky	3.111	T. D. Goddard and D. G. Kneller
4	structure solution	ARIA	1.2	Jens Linge and Michael Nilges
5	refinement	ARIA	1.2	Jens Linge and Michael Nilges

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.