2E29

Solution structure of the GUCT domain from human ATP-dependent RNA helicase DDX50, DEAD box protein 50

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_13C-separated_NOESY	0.9mM protein U-15N,13C; 20mM d-Tris-HCl(pH7.0); 100mM NaCl; 1mM d-DTT; 0.02% NaN3; 10% D2O, 90% H2O	90% H2O/10% D2O	120mM	7.0	ambient	296
2	3D_15N-separated_NOESY	0.9mM protein U-15N,13C; 20mM d-Tris-HCl(pH7.0); 100mM NaCl; 1mM d-DTT; 0.02% NaN3; 10% D2O, 90% H2O	90% H2O/10% D2O	120mM	7.0	ambient	296

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

NMR Refinement
Method	Details	Software
torsion angle dynamics, restrained molecular dynamics	HNN and CACO RDC data, obtained from the Pf1 phage system, were used in the torsion angle dynamics calculation.	XwinNMR

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	XwinNMR	3.5	Bruker
2	processing	NMRPipe	20030801	Delaglio, F.
3	data analysis	NMRView	5.0.4	Johnson, B.A.
4	data analysis	KUJIRA	0.9816	Kobayashi, N.
5	structure solution	CYANA	2.1	Guntert, P.
6	refinement	OPALp		Koradi, R.

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.