interface graph thumbnail
legend  pdf

structure nameE. COLI ISCR-DNA COMPLEX
(HTH-TYPE TRANSCRIPTIONAL REGULATOR ISCR)
referenceMacedo-Ribeiro et al. Proc.Natl.Acad.Sci.USA 111 E2251 2014
sourceESCHERICHIA COLI K-12
experimentX-ray (resolution=2.49, R-factor=0.209)
structural superfamily"Winged helix" DNA-binding domain;
sequence familyTranscriptional regulator;
multimeric complexes4chu_AB 4hf1_AB 4hf2_AB
reference complex4hf1_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureSSYEQRP

Estimated binding specificities ?

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# IC=10.958 IC/col=0.996 n_of_columns=11 specificity:   
A |   6  84  84  73  96   0  84  62   0  96   0
C |  84   6   3   3   0  96   3  11   0   0  93
G |   3   3   3   3   0   0   6  14   0   0   0
T |   3   3   6  17   0   0   3   9  96   0   3
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updated Sun Jun 28 09:36:26 2026