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Solution Structure of the PPIase Domain from E. coli Trigger Factor
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_15N-separated_NOESY 2-3mM PPIase domain U-15N; 50mM phosphate buffer; 0.1M NaCl; 0.02% NaN3 90% H2O/10% D2O 0.1M NaCl 6.8 ambient 303 2 HNHA 2-3mM PPIase domain U-15N; 50mM phosphate buffer; 0.1M NaCl; 0.02% NaN3 90% H2O/10% D2O 0.1M NaCl 6.8 ambient 303 3 2D_NOESY 2-3mM PPIase domain; 50mM phosphate buffer; 0.1M NaCl; 0.02% NaN3 90% H2O/10% D2O 0.1M NaCl 6.8 ambient 303 4 2D_NOESY 2-3mM PPIase domain; 50mM phosphate buffer; 0.1M NaCl; 0.02% NaN3 100% D2O 0.1M NaCl 6.8 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500
NMR Refinement Method Details Software simulated annealing The structures are based on 1710 Noe-derived restraints, 25 hydrogen bonds, 96 dihedral angle restraints and 50 N-HN residual dipolar couplings. XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 60 Conformers Submitted Total Number 30 Representative Model 1 (lowest energy)
Additional NMR Experimental Information Details The structure was determined using standard homonuclear and heteronuclear NMR experiments.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.1 Bruker 2 processing Gifa 4.31 Delsuc 3 data analysis XEASY 1.3.13 Wuthrich 4 structure solution ARIA 0.9 Nilges 5 refinement CNS 0.9 Brunger