1KXS

NMR STUDY OF B-DNA CONTAINING A MODIFIED BASE PAIR: THE 2'-DEOXYADENOSINE 3-(2-HYDROXYETHYL-2'-DEOXYURIDINE)


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D NOESY2 MM DNA, 10 MM PHOSPHATE BUFFER, 50 MM NACL, 0.5 MM10 mM PHOSPHATE BUFFER, 5 NACL, 0.2 mM EDTA6.7AMBIENT293
2DQF-COSY2 MM DNA, 10 MM PHOSPHATE BUFFER, 50 MM NACL, 0.5 MM10 mM PHOSPHATE BUFFER, 5 NACL, 0.2 mM EDTA6.7AMBIENT293
3TOCSY2 MM DNA, 10 MM PHOSPHATE BUFFER, 50 MM NACL, 0.5 MM10 mM PHOSPHATE BUFFER, 5 NACL, 0.2 mM EDTA6.7AMBIENT293
4DQ2 MM DNA, 10 MM PHOSPHATE BUFFER, 50 MM NACL, 0.5 MM10 mM PHOSPHATE BUFFER, 5 NACL, 0.2 mM EDTA6.7AMBIENT293
5HSQC 1H-31P2 MM DNA, 10 MM PHOSPHATE BUFFER, 50 MM NACL, 0.5 MM10 mM PHOSPHATE BUFFER, 5 NACL, 0.2 mM EDTA6.7AMBIENT293
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerAVANCE600
2BrukerAVANCE500
NMR Refinement
MethodDetailsSoftware
RESTRAINED MOLECULAR DYNA SIMULATIONSXwinNMR
NMR Ensemble Information
Conformer Selection CriteriaFit with NMR constraints and energy
Conformers Calculated Total Number256
Conformers Submitted Total Number2
Additional NMR Experimental Information
DetailsTHE STRUCTURES WERE DETERMINED USING PROTON NMR FOLLOWED BY DISTANCE RESTRAINED MOLECULAR DYNAMICS SIMULATIONS. THE BEST REPRESENTATIVE STRUCTURES ARE PRESENTED, MODELS 1 AND 2.
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1data analysisXwinNMR2.5
2refinementAmberKOLLMAN
3refinementMORCAD AND OCLLEBRET
4refinementMOLMOL2.6KORADI