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Solution Structure of the U6 Intramolecular Stem-loop RNA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_13C-separated_NOESY 1 mM U6 ISL RNA, 13C15N, pH 7.0, 50 mM NaCl 100% D2O and 90/10% H2O/D2O 50 mM 7.0 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 750 2 Bruker DMX 600 3 Bruker DMX 500
NMR Refinement Method Details Software torsion angle molecular dynamics,
cartesian space simulated annealing and molecular dynamics Structure based on 521 NOEs, 145 dihedral angles and 25 H-bonds XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 40 Representative Model 40 (lowest energy)
Additional NMR Experimental Information Details Standard 2D and 3D homonuclear and heteronuclear techniques
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 Bruker 2 refinement DYANA 1.5 P.Guentert, C.Mumenthaler, T.Herrmann 3 data analysis Felix 98 Biosym 4 structure solution X-PLOR 3.1 Axel Brunger 5 data analysis Sparky 3.72 Thomas Goddard