4ihx_AB : 3D-footprint complex

structure name	CRYSTAL STRUCTURE OF FIS BOUND TO 27 BP 2-AMINOPURINE SUBSTITUTED DNA F28-2AP (AAATTTGTTTGA2T2TTGAGCAAATTT)
reference	Hancock et al. 'Nucleic 41 6750 2013
source	Escherichia coli
experiment	X-ray (resolution=2.80, R-factor=?)
structural superfamily	Homeodomain-like;
reference complex	5ds9_A
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 4ihx_A interface=68,77,78,80,82, sdvltvstvnsqdqvtqkplrdsvkqalknyfaqlngqdvndlyelvlaeveqplldmvmqytrgnqTraalmmgiNRgTlRkklkkygmn > 4ihx_B interface=75,84,85,87,89, mfeqrvnsdvltvstvnsqdqvtqkplrdsvkqalknyfaqlngqdvndlyelvlaeveqplldmvmqytrgnqTraalmmgiNRgTlRkklkkygmn
interface signature	TNRTR/TNRTR

Estimated binding specificities ?

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# IC=9.978 IC/col=0.665 n_of_columns=15

specificity:

A |   0   0   7  24   5  90  24  24  24  24   5  79  79  96   0
C |   0   0  79  24  79   0  24  24  24  24  79   5   5   0  96
G |   0  96   5  24   5   1  24  24  24  24   5   5   7   0   0
T |  96   0   5  24   7   5  24  24  24  24   7   7   5   0   0

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updated Wed Jun 24 21:10:05 2026