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structure nameREFINED SOLUTION STRUCTURE OF A DIMER OF LAC REPRESSOR DNA-BINDING DOMAIN COMPLEXED TO ITS NATURAL OPERATOR O1
(LACTOSE OPERON REPRESSOR)
sourceESCHERICHIA COLI
experimentNMR
structural superfamilylambda repressor-like DNA-binding domains;
sequence familyBacterial regulatory proteins, lacI family;
multimeric complexes1cjg_AB 1l1m_AB 1osl_AB 2bjc_AB 2kei_AB 2kej_AB 2kek_AB
reference complex1l1m_B
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureYSYQSRHALA

Estimated binding specificities ?

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# IC=8.379 IC/col=0.931 n_of_columns=9 specificity:   
A |   5   0   5   0  96   5  75   5   5
C |   6   0   6   0   0   5  11  75   5
G |   0  96   5   0   0   6   5  11  80
T |  85   0  80  96   0  80   5   5   6
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updated Sat Aug 2 02:47:33 2025