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Solution Structure of an In Vitro Selected RNA which is Sequence Specifically Recognized by RBD12 of Hamster Nucleolin.sNRE (anti)
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1 mM sNRE
2-5 mM added Na+ 10% H2O 90% D2O low (from pH) 6 ambient 278 2 2D NOESY 1 mM sNRE
2-5 mM added Na+ 99.99% D2O low (from pH) 6 ambient 303 3 H/N HMQC 1 mM U-13C/15N sNRE
2-5 mM added Na+ 10% H2O 90% D2O low (from pH) 6 ambient 278 4 DQF-COSY 1 mM sNRE
2-5 mM added Na+ 99.99% D2O low (from pH) 6 ambient 303 5 3D_13C-separated_NOESY 1 mM U-13C/15N sNRE
2-5 mM added Na+ 99.99% D2O low (from pH) 6 ambient 303 6 CT-H/C-HSQC 1 mM U-13C/15N sNRE
2-5 mM added Na+ 99.99% D2O low (from pH) 6 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 from randomized templates using xplor3.8. This structure has the G in the loop constrained to anti. XwinNMR
NMR Ensemble Information Conformer Selection Criteria all calculated structures submitted Conformers Calculated Total Number 21 Conformers Submitted Total Number 21 Representative Model 21 (lowest energy)
Additional NMR Experimental Information Details We also use U/C, A, and G only labeled samples.
Dieckmann, T, Feigon, J, 9 (1997)259-272.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 Bruker 2 processing X-PLOR 2.6 Bruker 3 data analysis Felix 97.0 MSI 4 structure solution X-PLOR 3.8 Brunger and Nilgiles 5 refinement X-PLOR 3.8 Brunger and Nilgiles