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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=7.305 IC/col=0.812 n_of_columns=9 specificity:   
A |   0   0   0   5   5  26  24   0  80
C |   0   0   0  12  12  48  24  96  16
G |  96  96   0   5  53  10  24   0   0
T |   0   0  96  74  26  12  24   0   0
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updated Wed Jun 24 13:46:37 2026