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structure nameCRYSTAL STRUCTURE OF FIS BOUND TO 27 BP SEQUENCE DNA F28 (AAATTTGTTTGAGCGTTGAGCAAATTT)
referenceHancock et al. 'Nucleic 41 6750 2013
sourceEscherichia coli
experimentX-ray (resolution=2.72, R-factor=?)
structural superfamilyHomeodomain-like;
reference complex5ds9_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureTNRTR/TNRTR

Estimated binding specificities ?

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# IC=7.971 IC/col=0.469 n_of_columns=17 specificity:   
A |   0   0  24  24   3  80  24  24  24  24  24   6  72  24  76   0  88
C |   8   0  24  24  30   7  24  24  24  24  24  84   7  24  11  96   3
G |   0  96  24  24   6   6  24  24  24  24  24   3  14  24   3   0   3
T |  88   0  24  24  57   3  24  24  24  24  24   3   3  24   6   0   2
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updated Wed Jun 24 21:09:25 2026