2N5N

Structure of an N-terminal domain of CHD4

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	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
2	2D 1H-1H TOCSY	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
3	2D DQF-COSY	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
4	3D CBCA(CO)NH	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
5	3D HNCO	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
6	2D 1H-13C HSQC	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
7	3D HNCACB	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
8	3D HBHA(CO)NH	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
9	3D HNHA	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
10	3D C(CO)NH	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
11	2D 1H-13C HSQC	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
12	3D HCCH-TOCSY	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298
13	3D H(CCO)NH	350 uM [U-100% 13C; U-100% 15N] CHD4, 20 mM sodium phosphate, 150 mM sodium chloride, 0.2 mM DSS	95% H2O/5% D2O	230	7.5	ambient	298

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

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		TopSpin

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	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	refinement	CNS		Brunger, A.T. et al.