2kei_AB : 3D-footprint complex

structure name	REFINED SOLUTION STRUCTURE OF A DIMER OF LAC REPRESSOR DNA-BINDING DOMAIN COMPLEXED TO ITS NATURAL OPERATOR O1
source	ESCHERICHIA COLI
experiment	NMR
structural superfamily	lambda repressor-like DNA-binding domains;
reference complex	1l1m_B
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 2kei_A interface=6,7,16,17,18,21,22,29,53,56,57, mkpvtLYdvaeyagvSYQtvSRvvnqasHvsaktrekveaamaelnyipnrcAqqLAgkqsl > 2kei_B interface=7,16,17,18,21,22,29,53,56,57, mkpvtlYdvaeyagvSYQtvSRvvnqasHvsaktrekveaamaelnyipnrcAqqLAgkqsl
interface signature	LYSYQSRHALA/YSYQSRHALA

Estimated binding specificities ?

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# IC=18.298 IC/col=1.144 n_of_columns=16

specificity:

A |  14   0   0   0   0  73   7   0   0   8  82   0  96  88   0  96
C |   0   0   0   0   0   9   1  96   0   0   7   0   0   0  96   0
G |   9   0  96   0  96   7  88   0  96  81   0   0   0   8   0   0
T |  73  96   0  96   0   7   0   0   0   7   7  96   0   0   0   0

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updated Mon Jan 5 01:00:39 2026