3jrb_AB : 3D-footprint complex

structure name	CRYSTAL STRUCTURE OF FIS BOUND TO 27 BP DNA F24 CONTAINING T-TRACT AT CENTER
reference	Johnson et al. 'Genes 24 814 2010
source	Escherichia coli
experiment	X-ray (resolution=3.10, R-factor=?)
structural superfamily	Homeodomain-like;
reference complex	5ds9_A
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 3jrb_A interface=68,77,78,80,83, sdvltvstvnsqdqvtqkplrdsvkqalknyfaqlngqdvndlyelvlaeveqplldmvmqytrgnqTraalmmgiNRgTlrKklkkygmn > 3jrb_B interface=75,84,85,87,89, mfeqrvnsdvltvstvnsqdqvtqkplrdsvkqalknyfaqlngqdvndlyelvlaeveqplldmvmqytrgnqTraalmmgiNRgTlRkklkkygmn
interface signature	TNRTK/TNRTR

Estimated binding specificities ?

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# IC=11.182 IC/col=0.658 n_of_columns=17

specificity:

A |   3   0   0  24   3   3  24  24  24  24   3   3   0  24   3   6  87
C |   3   0   0  24   6   6  24  24  24  24   3   0   0  24   3  84   3
G |   3  96   0  24   3  84  24  24  24  24   7   5  96  24  84   3   3
T |  87   0  96  24  84   3  24  24  24  24  83  88   0  24   6   3   3

scan!

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updated Mon Jan 5 04:27:18 2026