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NMR structure of a protein-DNA complex of an altered specificity mutant of the lac repressor headpiece that mimics the gal repressor
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D 15N NOESY-HSQC 3D 13C NOESY-HSQC 2D NOESY 2D NOESY WITH X-FILTERS 3D CBCACONH 3D HNCO 3D HBHACONH 3D HCCCONH 3D HCCH-TOCSY 2D 1H-13C HSQC 2D 1H-15N HSQC 2D 1H-15N J- MODULATED HSQC
95% WATER/5% D2O
20 mM
6.0
1.0 atm
315.0
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
DMX
900
NMR Refinement
Method
Details
Software
HADDOCK
REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE
CNS
NMR Ensemble Information
Conformer Selection Criteria
RMSD TO AVERAGE STRUCTURE AND LOWEST ENERGY
Conformers Calculated Total Number
50
Conformers Submitted Total Number
16
Representative Model
3 (n/a)
Additional NMR Experimental Information
Details
THE STRUCTURE WAS DETERMINED USING TRIPLE RESONANCE NMR SPECTROSCOPY ON A 13C, 15N LABELED PROTEIN AND UNLABELED DNA.