Find PDB structures and Computed Structure Models (CSM) by combining queries from tools in this suite: Attribute Search, Sequence Similarity, Sequence Motif, 3D Similarity, and 3D Motif with 'AND' logic.
STRUCTURE OF A DNA DUPLEX CONTAINING A BISTRAND ABASIC SITE LESION STAGGERED IN A 5'-ORIENTATION.
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
2D NOESY
2mM duplex in 20 mM phosphate buffer, pH 7.6; 50 mM NaCl; 1 mM EDTA.
99.96% D2O
not determined
7.6
ambient
298
2
COSY, COSY45, TOCSY, DQFCOSY, HETCOR
2mM duplex in 20 mM phosphate buffer, pH 7.6; 50 mM NaCl; 1 mM EDTA.
99.96% D2O
not determined
7.6
ambient
298
3
2D NOESY
2mM duplex in 20 mM phosphate buffer, pH 7.6; 50 mM NaCl; 1 mM EDTA.
90% H2O/10% D2O (v/v)
not determined
7.6
ambient
276
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
INOVA
500
2
Varian
INOVA
600
NMR Refinement
Method
Details
Software
Restrained molecular dynamics
1) Heating stage: from 100 to 500 K in 4ps. Introduction of experimental restraints at the end of this stage. 2) High temperature stage: 80 ps dynamics at 500K 3) Cooling stage: From 500 to 300K in 40ps. 4) Equilibration stage: 140ps dynamics at 300K.