Experiment: 1IN1

NMR STRUCTURE OF HUMAN DNA LIGASE IIIALPHA BRCT DOMAIN

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	50 mM NaH2PO4, 150 mM NaCl, 25 mM d10-DTT	90-95% H2O and 10-5% D2O	0.4-1.0 mM	6.6	ambient	288
2	3D_13C-separated_NOESY	50 mM NaH2PO4, 150 mM NaCl, 25 mM d10-DTT	90-95% H2O and 10-5% D2O	0.4-1.0 mM	6.6	ambient	288
3	3D_15N-separated_NOESY	50 mM NaH2PO4, 150 mM NaCl, 25 mM d10-DTT	90-95% H2O and 10-5% D2O	0.4-1.0 mM	6.6	ambient	288
4	HNHA	50 mM NaH2PO4, 150 mM NaCl, 25 mM d10-DTT	90-95% H2O and 10-5% D2O	0.4-1.0 mM	6.6	ambient	288
5	DQF-COSY	50 mM NaH2PO4, 150 mM NaCl, 25 mM d10-DTT	90-95% H2O and 10-5% D2O	0.4-1.0 mM	6.6	ambient	288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing, torsion angle dynamics	the structures are based on a total of 1072 restraints, 979 NOE-derived distance constraints, 25 dihedral angle restraints, 54 H bond restraints from hydrogen bonds	Felix

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations, target function
Conformers Calculated Total Number	299
Conformers Submitted Total Number	20
Representative Model	1 (ensemble of 20 structures)

Additional NMR Experimental Information
Details	The structures were determined using triple-resonance NMR spectroscopy

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Felix	2.3	MSI Inc.
2	data analysis	NMRPipe		Bax et al.
3	structure solution	DYANA	1.5	Wuthrich et al.
4	refinement	DYANA	1.5	Wuthrich et al.