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Solution Structure of the Methyl-CpG-Binding Domain of Human MBD1 in Complex with Methylated DNA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 4D_13C/15N-separated_NOESY 1.3mM MBD1(U-15N,13C)-DNA Complex; 20mM phosphate buffer 90% H2O/10% D2O 6.5 303 2 4D_13C-separated_NOESY 1.3mM MBD1(U-15N,13C)-DNA Complex; 20mM phosphate buffer 100% D2O 6.5 303 3 3D_15N-separated_NOESY 1mM MBD1(U-15N)-DNA Complex; 20mM phosphate buffer 90% H2O/10% D2O 6.5 303 4 3D_13C-filtered_13C-separated_NOESY 1.3mM MBD1(U-15N,13C)-DNA Complex; 20mM phosphate buffer 100% D2O 6.5 303 5 HNHA 1mM MBD1(U-15N)-DNA Complex; 20mM phosphate buffer 90% H2O/10% D2O 6.5 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Bruker DMX 500 3 Bruker DRX 800
NMR Refinement Method Details Software Structure calculations were performed following simulated annealing protocols using X-PLOR. The structure was determined from a total of 2,022 distance and dihedral angle restraints, including 91 intermolecular NOE restraints. NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Additional NMR Experimental Information Details The structure was determined using multi-dimensional heteronuclear techniques.
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe 1.8 Delaglio 2 data analysis PIPP 4.0.4 Garrett 3 data analysis NMRView 4 Johnson 4 refinement X-PLOR 3.8 Brunger