1YCT

Clustered abasic lesions in dna: nmr solution structure of clustered bistranded +1 abasic lesion


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D NOESY2mM DUPLEX, 25 mM PHOSPHATE BUFFER, 50 mM NaCl, 0.5 mM EDTA.25 mM PHOSPHATE BUFFER, PH 6.8; 50 mM NaCl; 0.5 mM EDTA.NOT DETERMINED6.8AMBIENT298
22D TOCSY2mM DUPLEX, 25 mM PHOSPHATE BUFFER, 50 mM NaCl, 0.5 mM EDTA.25 mM PHOSPHATE BUFFER, PH 6.8; 50 mM NaCl; 0.5 mM EDTA.NOT DETERMINED6.8AMBIENT298
3DQF-COSY2mM DUPLEX, 25 mM PHOSPHATE BUFFER, 50 mM NaCl, 0.5 mM EDTA.25 mM PHOSPHATE BUFFER, PH 6.8; 50 mM NaCl; 0.5 mM EDTA.NOT DETERMINED6.8AMBIENT298
4COSY, COSY452mM DUPLEX, 25 mM PHOSPHATE BUFFER, 50 mM NaCl, 0.5 mM EDTA.25 mM PHOSPHATE BUFFER, PH 6.8; 50 mM NaCl; 0.5 mM EDTA.NOT DETERMINED6.8AMBIENT298
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1VarianINOVA500
2VarianINOVA600
NMR Refinement
MethodDetailsSoftware
RESTRAINED MOLECULAR DYNAMICS1) HEATING STAGE: FROM 150 TO 500 K IN 70PS. INTRODUCTION OF EXPERIMENTAL RESTRAINTS AT THE END OF THIS STAGE. 2) HIGH TEMPERATURE STAGE: 50 PS DYNAMICS AT 500K 3) COOLING STAGE: FROM 500 TO 300K IN 40PS. 4) EQUILIBRATION STAGE: 120PS DYNAMICS AT 300KX-PLOR
NMR Ensemble Information
Conformer Selection Criteriastructures with the least restraint violations
Conformers Calculated Total Number20
Conformers Submitted Total Number5
Representative Model1 (closest to the average)
Additional NMR Experimental Information
DetailsThis structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1refinementX-PLOR3.1A. BRUNGER
2processingFelix98
3data analysisInsight95
4data analysisMIDAS PLUS
5data analysisCurves5