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Solution structure of a multifunctional DNA- and protein-binding domain of human Werner syndrome protein
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 D_15N-separated_NOESY 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2 2 3D_15N-separated_NOESY 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2 3 4D_13C-separated_NOESY 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2 4 4D_13C/15N-separated_NOESY 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2 5 HNHA 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2 6 HNCG_arom, HN(CO)CG_arom 0.35 mM in KPi buffer (pH7.4) 25 mM NaCl 92.5% H2O/7.5% D2O 25 mM KPi + 25 mM NaCl 7.4 1 atm 295.2
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600
NMR Refinement Method Details Software simulated annealing
torsion angle dynamics xplor-nih
NMR Ensemble Information Conformer Selection Criteria back calculated data agree with experimental NOESY spectrum,structures with acceptable covalent geometry Conformers Calculated Total Number 40 Conformers Submitted Total Number 10 Representative Model 1 (fewest violations)
Additional NMR Experimental Information Details HCCH-COSY was optimized for detection for CH3 groups,
2D spin echo for 1H-13C HSQC selected for aromatic and Carbonyl containing residues
Computation: NMR Software # Classification Version Software Name Author 1 structure solution xplor-nih XPLOR-NIH Schwieters, C.D., Kuszewski, J., Tjandra, N. & Clore, G.M. (2003) 2 refinement xplor-nih XPLOR-NIH Schwieters, C.D., Kuszewski, J., Tjandra, N. & Clore, G.M. (2003)