1J4Y

Solution Structure of the Unmodified Anticodon Stem-loop from E. coli tRNA(Phe)


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
13D_15N-separated_NOESY2mM ACSL-Phe, 15N, 13C10 mM Potassium Phosphate, 10mM NaCl, 0.02mM EDTA. 90% H2O-10% D2O or 100% D2O.10 mM KPi, 10mM NaCl6.81 atm298
23D_13C-separated_NOESY2mM ACSL-Phe, 15N, 13C10 mM Potassium Phosphate, 10mM NaCl, 0.02mM EDTA. 90% H2O-10% D2O or 100% D2O.10 mM KPi, 10mM NaCl6.81 atm298
3DQF-COSY2mM ACSL-Phe, 15N, 13C10 mM Potassium Phosphate, 10mM NaCl, 0.02mM EDTA. 90% H2O-10% D2O or 100% D2O.10 mM KPi, 10mM NaCl6.81 atm298
4HNN-COSY2mM ACSL-Phe, 15N, 13C10 mM Potassium Phosphate, 10mM NaCl, 0.02mM EDTA. 90% H2O-10% D2O or 100% D2O.10 mM KPi, 10mM NaCl6.81 atm298
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerAMX500
NMR Refinement
MethodDetailsSoftware
simulated annealing294 NOE distance constraints, 36 base pair constraints, 70 torsion angle constraints. Global fold without torsion angle constraints. Refinement with torsion angle constraints.X-PLOR
NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number
Conformers Submitted Total Number1
Additional NMR Experimental Information
DetailsThe structure was determined using 1H, 13C, 15N and 31P heteronuclear NMR spectroscopy.
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1refinementX-PLOR3.861Brunger, A.
2data analysisFelix98MSI-Biosym
3structure solutionX-PLOR3.1Brunger