1OW9

NMR Structure of the Active Conformation of the VS Ribozyme Cleavage Site


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
13D 13C/15N-edited HSQC-NOESY1.1 mM RNA U-13C,15N; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05 mM NaN390% H2O/10% D2O50mM NaCl7.0ambient298
23D 13C-edited HMQC-NOESY1.1 mM RNA U-13C,15N; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05 mM NaN3100% D2O50mM NaCl7.0ambient298
32D 1H/15N CPMG-NOESY1.7 mM RNA U-15N; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05 mM NaN390% H2O/10% D2O50mM NaCl7.0ambient298
42D HNN-COSY1.7 mM RNA U-15N; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05 mM NaN390% H2O/10% D2O50mM NaCl7.0ambient298
52D H(CN)N(H)5.3 mM RNA U-15N; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05mM NaN390% H2O/10% D2O50mM NaCl7.0ambient298
62D DQF-COSY1.7 mM RNA; 10 mM d11-Tris pH 7.0; 50 mM NaCl; 0.2 mM EDTA; 0.05 mM NaN3100% D2O50mM NaCl7.0ambient298
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianINOVA600
NMR Refinement
MethodDetailsSoftware
restrained molecular dynamics; simulated annealingthe first model is the minimized average structure, the last 10 represent the ensemble of structuresNMRPipe
NMR Ensemble Information
Conformer Selection Criteriastructures with the least restraint violations
Conformers Calculated Total Number50
Conformers Submitted Total Number11
Representative Model1 (minimized average structure)
Additional NMR Experimental Information
DetailsThe structure was determined using triple-resonance NMR spectroscopy
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1processingNMRPipe2.1Delaglio
2data analysisNMRView5.03Johnson
3structure solutionX-PLOR3.840Brunger
4data analysisMOLMOL2K.1Koradi
5refinementX-PLOR3.840Brunger