1DV0

Refined NMR solution structure of the C-terminal UBA domain of the human homologue of RAD23A (HHR23A)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O	90% H2O/10% D2O	50mM sodium phosphate, 100mM sodium chloride	6.5	ambient	300
2	3D_13C-separated_NOESY	1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O	90% H2O/10% D2O	50mM sodium phosphate, 100mM sodium chloride	6.5	ambient	300
3	3D_15N-separated_NOESY	1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O	90% H2O/10% D2O	50mM sodium phosphate, 100mM sodium chloride	6.5	ambient	300
4	DQF-COSY	1mM Uba-domain, chemically synthesized; 50mM potassium phosphate pH 6.5; 90% H2O, 10% D2O	90% H2O/10% D2O	50mM sodium phosphate, 100mM sodium chloride	6.5	ambient	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600
2	Bruker	DRX	500

NMR Refinement
Method	Details	Software
simulated annealing, molecular dynamics	The structures are based on a total of 796 restraints, 779 are NOE-derived, 17 distance restraints are from hydrogen bonds	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with favorable non-bond energy, structures with the least restraint violations, structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	18
Representative Model	6 (closest to the average)

Additional NMR Experimental Information
Details	This structure was determined using triple-resonance NMR spectroscopy

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	1.3	Bruker
2	data analysis	XEASY	1.3.10	Bartels, Xia, Billeter, Guntert, Wuthrich
3	structure solution	X-PLOR	3.1	Brunger
4	refinement	X-PLOR	3.1	Brunger

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.