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Solution Structure of Pyrobaculum Aerophilum DsrC/gamma subunit of dissimilatory sulfite reductase
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 4D_13C-separated_NOESY 2 mM DsrC U-15N, 25 mM phosphate buffer, pH* 7.0
100 mM NaCl 99% D2O 100 mM salt, 25 mM phosphate buffer 7.4 ambient 298 2 3D_13C,15N-simultaneous NOESY 2 mM DsrC U-13C,15N, 25 mM phosphate buffer, pH 7.4,
100 mM NaCl, 90% H2O, 10% D2O 90% H2O, 10% H2O 100 mM salt, 25 mM phosphate buffer 7.4 ambient 298 3 3D_15N-separated_NOESY 2 mM DsrC U-15N, 25 mM phosphate buffer, pH 7.4,
100 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM salt, 25 mM phosphate buffer 7.4 ambient 298 4 HNHA 2 mM DsrC U-15N, 25 mM phosphate buffer, pH 7.4,
100 mM NaCl, 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM salt, 25 mM phosphate buffer 7.4 ambient 298 5 1H-15N, HSQC D2O exchange 2 mM DsrC U-13C,15N, 25 mM phosphate buffer, pH* 7.0
100 mM NaCl 99% D2O 100 mM salt, 25 mM phosphate buffer 7.4 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600 2 Varian INOVA 750 3 Varian INOVA 800
NMR Refinement Method Details Software distance geometry and simulated annealing 504 NOE-derived distance restraints, 56 H-bond restraints (2 per H-bond), 89 dihedral restraints (50 phi, 39 psi) X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations,structures with the lowest energy Conformers Calculated Total Number 24 Conformers Submitted Total Number 20 Representative Model 1 (closest to the average,fewest violations,lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR 3.84 Brunger 2 processing Felix 98 MSI 3 collection VNMR Varian 4 refinement X-PLOR 3.84 Brunger