9VWK | pdb_00009vwk

The solution structure of Escherichia coli IscU(G64V)

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D CBCA(CO)NH	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
2	3D HNCACB	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
3	3D HNCA	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
4	3D HNCO	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
5	3D HCCH-TOCSY	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
6	2D 1H-13C HSQC	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
7	2D 1H-15N HSQC	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
8	3D 1H-13C NOESY aliphatic	720 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE NEO 1200
9	3D HNCO	500 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE III HD 850
10	3D HCACO	500 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE III HD 850
11	2D 1H-15N HSQC	500 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE III HD 850
12	3D 1H-15N NOESY	500 uM [U-13C; U-15N] Iron-sulfur cluster assembly scaffold protein IscU, 150 mM NaCl, 20 mM Tris-HCl, 0.5 mM EDTA, 1.5 mM DSS, 5 mM DTT	93% H2O/7% D2O	150 mM	8.0	1 bar	298	Bruker AVANCE III HD 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III HD	850
2	Bruker	AVANCE NEO	1200

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH
molecular dynamics		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
2	data analysis	CYANA		Guntert, Mumenthaler and Wuthrich
3	collection	TopSpin		Bruker Biospin
4	chemical shift assignment	Poky		Manthey, Tonelli, Clos II, Rahimi, Markley and Lee
5	peak picking	Poky		Manthey, Tonelli, Clos II, Rahimi, Markley and Lee
6	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
7	processing	TopSpin		Bruker Biospin