2AUV

Solution Structure of HndAc : A Thioredoxin-like [2Fe-2S] Ferredoxin Involved in the NADP-reducing Hydrogenase Complex

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293
2	2D TOCSY	1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293
3	DQF-COSY	1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293
4	3D_15N-separated_NOESY	1mM oxidized HndAc U-15N, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293
5	3D_15N-separated_TOCSY	1mM oxidized HndAc U-15N, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293
6	HNCA-J	0.15mM oxidized HndAc U-15N,13c, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl	90% H2O/10% D2O	10mM Sodium phosphate buffer, 100mM NaCl	6.0	ambient	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
torsion angle dynamics		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	100
Conformers Submitted Total Number	15
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques and 2D/3D heteronuclear techniques

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.0	bruker
2	processing	XwinNMR	3.0	bruker
3	data analysis	Felix	2002	accelrys
4	structure solution	CNS	1.1	A.T.Brunger, P.D.Adams, G.M.Clore, W.L.Delano, P.Gros, R.W.Grosse-Kunstleve, J.-S.Jiang, J.Kuszewski, M.Nilges, N.S.Pannu, R.J.Read, L.M.Rice, T.Simonson, G.L.Warren
5	structure solution	ARIA	1.2	JP Linge, SI O'Donoghue and M Nilges
6	refinement	ARIA	1.2	JP Linge, SI O'Donoghue and M Nilges

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.