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Solution Structure of a DNA duplex containing A:G mismatch. d(GCTTCAGTCGT):d(ACGACGGAAGC)
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1 mM DNA duplex; 25 mM phosphate, 50 mM NaCl, 1 mM EDTA; 90% H2O/10% D2O 25 mM Phosphate,50 mM NaCl 6.8 ambient 288 2 2D NOESY 1 mM DNA duplex; 25 mM phosphate, 50 mM NaCl, 1 mM EDTA; 99.96% D2O 25 mM Phosphate,50 mM NaCl 6.8 ambient 283
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITYPLUS 600 2 Varian UNITYPLUS 750
NMR Refinement Method Details Software Total Relaxation Matrix and Molecular Dynamics were used. 624 total restraints were used: 500 derived from 2D NOE data and 124 dihedral angle restraints. VNMR
NMR Ensemble Information Conformer Selection Criteria all calculated structures submitted Conformers Calculated Total Number 10 Conformers Submitted Total Number 10 Representative Model 1 (all equally representative)
Computation: NMR Software # Classification Version Software Name Author 1 processing VNMR 6.1 Varian, Inc. 2 iterative matrix relaxation MORASS 2.51 Gorenstein, D.G. et al. 3 refinement Amber 5 Case, D.A. et al.