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Solution structure of the internal loop of human U65 H/ACA snoRNA 3' hairpin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY unlabeled 10% D2O, 90% H2O 10mM sodium phosphate buffer 6.0 ambient 293 2 2D NOESY unlabeled 99.999% D2O 10mM sodium phosphate buffer 6.0 ambient 293 3 2D TOCSY unlabeled 99.999% D2O 10mM sodium phosphate buffer 6.0 ambient 293 4 3D HCCH-TOCSY G,A,U,or C-selectively 13C,15N-labled 99.999% D2O 10mM sodium phosphate buffer 6.0 ambient 293 5 3D HCCH-COSY G,A,U,or C-selectively 13C,15N-labled 99.999% D2O 10mM sodium phosphate buffer 6.0 ambient 293 6 13C-filtered/edited 2D NOESYs G,A,U,or C-selectively 13C,15N-labled 99.999% D2O 10mM sodium phosphate buffer 6.0 ambient 293
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Bruker DRX 600
NMR Refinement Method Details Software distance geometry
simulated annealing The structure was refined against 11 residual dipolar coupling rstraints XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 15 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 3.5 Bruker 2 data analysis Felix 2000 Accelry 3 refinement X-PLOR NIH Clore