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SOLUTION STRUCTURE OF THE TRANSCRIPTIONAL ACTIVATION DOMAIN OF THE BACTERIOPHAGE T4 PROTEIN MOTA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_15N-separated_NOESY 2mM MotNF U-15N 200 mM potassium phosphate buffer, pH 6.5; 90% H2O, 10% D2O 200 mM potassium phosphate 6.5 ambient 301 2 3D_13C-separated_NOESY 2mM MotNF U-13C,15N 200 mM potassium phosphate buffer, pH 6.5; 90% H2O, 10% D2O 200 mM potassium phosphate 6.5 ambient 301 3 HNHA 2mM MotNF U-15N 200 mM potassium phosphate buffer, pH 6.5; 90% H2O, 10% D2O 200 mM potassium phosphate 6.5 ambient 301
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing, molecular dynamics, torsion angle dynamics the structures are based on 3186 NOE-derived distance constraints, 64 dihedral angle restraints, 152 distance restraints from hydrogen bonds. Felix
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)
Computation: NMR Software # Classification Version Software Name Author 1 processing Felix 98 MSI 2 data analysis Felix 98 MSI 3 structure solution X-PLOR 98 Brunger 4 refinement X-PLOR 98 Brunger