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NMR STRUCTURE OF GLUTAMATE MUTASE (B12-BINDING SUBUNIT) COMPLEXED WITH THE VITAMIN B12 NUCLEOTIDE
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D_NOESY 1.5mM MutS U-15N; 18.0mM B12-Nucleotide;
10mM potassium phosphate buffer; 90% H2O, 10%D2O 90% H2O/10% D2O 10mM potassium phosphate 6.0 ambient 299 2 3D_15N-separated_NOESY 1.5mM MutS U-15N; 18.0mM B12-Nucleotide;
10mM potassium phosphate buffer; 90% H2O, 10%D2O 90% H2O/10% D2O 10mM potassium phosphate 6.0 ambient 299
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITYPLUS 500
NMR Refinement Method Details Software restrained simulated annealing,
molecular dynamics,
energy minimazation ANSIG
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 30 Conformers Submitted Total Number 15 Representative Model 9 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 data analysis ANSIG 3.3 Kraulis 2 processing NMRPipe Delaglio 3 refinement X-PLOR 3.1 Brunger