6QVW

Solution structure of the free FOXO1 DNA binding domain

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCACB	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
2	3D CBCA(CO)NH	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
3	3D HNCO	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
4	3D HNCACO	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
5	3D HBHA(CO)NH	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
6	3D HCCH-TOCSY	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 600
7	3D N-edited NOESY	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 850
8	3D C-edited NOESY	380 uM [U-13C; U-15N] FOXO1 DBD, 20 mM sodium phosphate, 50 mM potassium chloride, 2 mM TCEP, 100 % n/a n/a	90% H2O/10% D2O	70 mM	6.5	1 bar	298	Bruker AVANCE III 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	600
2	Bruker	AVANCE III	850

NMR Refinement
Method	Details	Software
molecular dynamics		YASARA

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	100
Conformers Submitted Total Number	30
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure calculation	CYANA		Guntert, Mumenthaler and Wuthrich
2	chemical shift assignment	Sparky		Goddard, NMRFAM
3	refinement	YASARA		YASARA
4	processing	TopSpin		Bruker Biospin