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Solution structure of double-stranded RNA binding domain of S. cerevisiae RNase III (Rnt1p) in complex with the 5' terminal RNA hairpin of snR47 precursor
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 15N-labeled Rnt1p dsRBD/unlabeled snR47h 95% H2O/5% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 2 2D TOCSY unlabeled Rnt1p dsRBD/unlabeled snR47h 99.999% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 3 3D CBCA(CO)NH uniformally 13C,15N-labeled Rnt1p dsRBD/unlabeled snR47h 95% H2O/5% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 4 3D CBCANH uniformally 13C,15N-labeled Rnt1p dsRBD/unlabeled snR47h 95% H2O/5% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 5 3D HBHA(CO)NH uniformally 13C,15N-labeled Rnt1p dsRBD/unlabeled snR47h 95% H2O/5% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 6 3D 15N-NOESY-HSQC uniformally 13C,15N-labeled Rnt1p dsRBD/unlabeled snR47h 95% H2O/5% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 7 3D 13C-NOESY-HMQC uniformally 13C,15N-labeled Rnt1p dsRBD/unlabeled snR47h 99.999% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 8 2D 13C-filtered/edited NOESY unlabeled Rnt1p dsRBD/13C,15N-A,U,G,C-slectively labeled snR47h snR47h 99.999% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303 9 3D HCCH-TOCSY unlabeled Rnt1p dsRBD/uniformally 13C,15N-labeled snR47h snR47h 99.999% D2O 20mM NaPi, 150 mM NaCl 6.5 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Bruker DRX 600
NMR Refinement Method Details Software simulated annealing 2359 distance restraints
225 dihedral restraints
43 residual dipolar couplings X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 15
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH Brunger 2 data analysis Felix 2000 Moleular Simulation Inc. 3 collection XwinNMR 2.6 Bruker