
Specificity and Affinity of Lac Repressor for the Auxiliary Operators O2 and O3 Are Explained by the Structures of Their Protein–DNA Complexes
Keywords: 2D، دو بعدی; HTH, helix–turn–helix; NOD, nonoperator DNA; H/D, hydrogen/deuterium; NOE, nuclear Overhauser enhancement; 2D, two-dimensional; NOESY, NOE spectroscopy; RDC, residual dipolar coupling; 3D, three-dimensional; TOCSY, total correlated spectroscopy; HSQC, het