1WKS

Solution structure of an RNA stem-loop derived from the 3' conserved region of eel LINE UnaL2


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D NOESY1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O50mM NaCl6.0ambient298
22D NOESY1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O
32D TOCSY1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O50mM NaCl6.0ambient298
4DQF-COSY1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O50mM NaCl6.0ambient298
52D-HSQC1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O
61D-HSQC-selected spectrum1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O
71D-HSQC-filtered spectrum1mM RNA FRAGMENT; 10mM phosphate buffer, 50 mM NaCl; 100% D2O100% D2O
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerDRX500
2BrukerDRX600
NMR Refinement
MethodDetailsSoftware
simulated annealingThe structures are based on a total of 298 restraints, 204 are NOE-derived distance constraints, 80 dihedral angle restraints, 14 distance restraints from hydrogen bonds.XwinNMR
NMR Ensemble Information
Conformer Selection Criteriastructures with the lowest energy
Conformers Calculated Total Number100
Conformers Submitted Total Number21
Representative Model1 (minimized average structure)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1processingXwinNMR2.6BRUKER
2data analysisFelix97.0Molecular Simulations
3structure solutionDiscover97.0Accelrys
4refinementDiscover97.0Accelrys