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structure nameSTRUCTURE OF THE RIBBON-HELIX-HELIX DOMAIN OF ESCHERICHIA COLI PUTA (PUTA52) COMPLEXED WITH OPERATOR DNA (O2)
referenceJ.Mol.Biol. 381 174 2008
sourceEscherichia coli
experimentX-ray (resolution=2.25, R-factor=?)
structural superfamilyRibbon-helix-helix;
reference complex2rbf_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureTTMKH/TKH

Estimated binding specificities ?

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# IC=7.080 IC/col=0.787 n_of_columns=9 specificity:   
A |   0   0   0   6  25  20  24   0  70
C |   0   0   0  10  15  45  24  96  20
G |  96  96   0   0  45   6  24   0   6
T |   0   0  96  80  11  25  24   0   0
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updated Mon Jan 5 01:47:51 2026