2O7X | pdb_00002o7x

Duplex DNA containing an abasic site with an opposite G (beta anomer) in 5'-G_AC-3' (10 structure ensemble and averaged structure)


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D NOESY2.7 mM duplex DNA100% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm298
22D TOCSY2.7 mM duplex DNA100% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm298
3E-COSY2.7 mM duplex DNA100% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm298
4H-P HSQC2.7 mM duplex DNA100% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm298
5H3'-selective HSQC2.7 mM duplex DNA100% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm298
6watergate-NOESY2.7 mM duplex DNA90% H2O/10% D2O10 mM Sodium Phosphate, 0.2 mM EDTA6.51 atm277
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1Custom-builtCustom-built591
NMR Refinement
MethodDetailsSoftware
simulated annealing molecular dynamics matrix relaxationhe structures are based on 455 NOE-derived distance constraints, 58 dihedral angle restraints.Felix
NMR Ensemble Information
Conformer Selection Criteriastructures with the least restraint violations,structures with the lowest energy
Conformers Calculated Total Number30
Conformers Submitted Total Number11
Representative Model11 (minimized average structure)
Additional NMR Experimental Information
DetailsThis structure was determined using standard 2D homonuclear techniques and H-P heteronuclear experiments
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1data analysisFelix2001Accelrys Inc.
2iterative matrix relaxationMARDIGRASBorgias, James
3structure solutionAmber8.0Case et al.
4refinementAmber8.0Case et al.