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legend  pdf

structure nameCRYSTAL STRUCTURE OF ISCR BOUND TO ITS PROMOTER
referenceRajagopalan et al. Nat.Struct.Mol.Biol. 20 740 2013
sourceEscherichia coli
experimentX-ray (resolution=2.22, R-factor=?)
structural superfamily"Winged helix" DNA-binding domain;
reference complex4hf1_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureSSYEQRP/SSYEQRP

Estimated binding specificities ?

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# IC=10.811 IC/col=0.569 n_of_columns=19 specificity:   
A |   0   4  24   0  96  17  24  24  24  24  24  24   0  56  24   0   0  52   4
C |  96  92  24   0   0  50  24  24  24  24  24  24   0   0  24   0   0  17   8
G |   0   0  24   0   0  21  24  24  24  24  24  24   0  40  24  96  96  23  69
T |   0   0  24  96   0   8  24  24  24  24  24  24  96   0  24   0   0   4  15
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updated Wed Jun 24 21:03:58 2026