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Solution structure of hypothetical protein MTH1175 from Methanobacterium thermoautotrophicum
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 4D_13C-separated_NOESY 2 mM MTH1175 U-15N; 25 mM phosphate buffer, pH* 6.1, 150 mM NaCl 99% D2O 150 mM salt, 25 mM phosphate buffer 6.5 ambient 298 2 3D_15N-separated_NOESY 2 mM MTH1175 U-15N; 25 mM phosphate buffer, pH 6.5, 150 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 150 mM salt, 25 mM phosphate buffer 6.5 ambient 298 3 HNHA 2 mM MTH1175 U-15N; 25 mM phosphate buffer, pH 6.5, 150 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 150 mM salt, 25 mM phosphate buffer 6.5 ambient 298 4 3D_13C,15N-simultaneous NOESY 2 mM MTH1175 U-15N,13C; 25 mM phosphate buffer, pH 6.5, 150 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 150 mM salt, 25 mM phosphate buffer 6.5 ambient 298 5 1H-15N HSQC D2O exchange 150 mM salt, 25 mM phosphate buffer 6.5 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 800 2 Varian INOVA 750 3 Varian INOVA 600 4 Varian UNITYPLUS 500
NMR Refinement Method Details Software distance geometry and simulated annealing 436 NOE-derived distance constraints, 40 dihedral angle constraints (phi), 58 hydrogen bonds (2 constraints per H-bond) X-PLOR
NMR Ensemble Information Conformer Selection Criteria all calculated structures submitted Conformers Calculated Total Number 20 Conformers Submitted Total Number 20 Representative Model 10 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR 3.1 Brunger 2 processing Felix 98 MSI 3 collection VNMR Varian 4 structure solution X-PLOR 3.1