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The Solution Structure of the Loop E Region of the 5S rRNA from Spinach Chloroplasts.
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 (NOESY, HSQC for imino/amino assignments) RNA molecule (1mM-2mM) in
50 mM NaCl, 2.5mM Cacodylate,
0.1mM EDTA, pH 6.0 H2O, D2O 50mM 6.0 1 atm 298 2 (NOESY, DQF-COSY, HSQC, NOESY-HMQC, HCcH COSY, etc. See paper for more details.) RNA molecule (1mM-2mM) in
50 mM NaCl, 2.5mM Cacodylate,
0.1mM EDTA, pH 6.0 H2O, D2O 50mM 6.0 1 atm 278
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 500 2 Varian UNITYPLUS 600 3 Varian INOVA 800
NMR Refinement Method Details Software torsion angle dynamics, molecular dynamics Distance, Dihedral, Planarity
restraints were used in the
first round, followed by dipolar
couplings in the second round
(See paper for details) Felix
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations,structures with the lowest energy Conformers Calculated Total Number 65 Conformers Submitted Total Number 13 Representative Model 1 (minimized average structure)
Additional NMR Experimental Information Details This structure was determined using data obtained from homonuclear and heteronuclear experiments.
Computation: NMR Software # Classification Version Software Name Author 1 processing Felix 95 MSI 2 refinement CNS 1.0 Brunger, Adams, Clore, Delano, Gros, Grosse-Kunstleve, Jiang, Kuszewski, Nilges, Pannu, Read, Rice, Simonson, Warren 3 data analysis Sparky 3.0 Goddard and Kneller