7BBB

Solution structure of C-terminal RecA and RRM domains of the DEAD box helicase DbpA

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNH NOESY	0.8 mM U-2H;U-15N;methyl13C1H-ILMVA DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
2	3D HNCACB	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
3	3D HNCO	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
4	3D HN(COCA)CB	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
5	3D HNCA	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
11	3D HN(CA)CO	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
10	3D H(CCO)NH	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
9	3D H(CCO)NH	0.74 mM U-13C; U-15N; U-2H;U-13C/U-2H/methyl-1H ILV DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
8	3D CCH NOESY	0.8 mM U-2H;U-15N;NA-Y;methyl13C1H-ILMVAT DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	100% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
7	3D HCH NOESY	0.8 mM U-2H;U-15N;methyl13C1H-ILMVA DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
6	3D CNH NOESY	0.8 mM U-2H;U-15N;methyl13C1H-ILMVA DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
12	3D HCH NOESY	0.8 mM U-2H;U-15N;NA-Y;methyl13C1H-ILMVAT DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	100% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
13	3D HNH NOESY	0.8 mM U-2H;U-15N;NA-Y;methyl13C1H-ILMVAT DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
14	2D 1H-13C HSQC	0.74 mM [U-10% 13C] DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	100% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800
15	3D CCH NOESY	0.8 mM U-2H;U-15N;methyl13C1H-ILMVA DbpA residues 209-457, 20 mM Arginine/Glutamate, 20 mM HEPES, 250 mM NaCl, 1 mM DTT	95% H2O/5% D2O	290 mM	7.3	AMBIENT Pa	298	Bruker AVANCE NEO 800

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

NMR Refinement
Method	Details	Software
torsion angle dynamics		CYANA

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure calculation	CYANA	3.98.5	Guntert, Mumenthaler and Wuthrich
4	chemical shift assignment	CARA		Keller and Wuthrich
5	peak picking	NMRFAM-SPARKY	1.414	W. Lee