1rio_ABH : 3D-footprint complex

structure name	STRUCTURE OF BACTERIOPHAGE LAMBDA CI-NTD IN COMPLEX WITH SIGMA- REGION4 OF THERMUS AQUATICUS BOUND TO DNA
reference	Hochschild et al. Mol.Cell 13 45 2004
source	THERMUS AQUATICUS / ENTEROBACTERIA PHAGE LAMBDA
experiment	X-ray (resolution=2.30, R-factor=?)
structural superfamily	lambda repressor-like DNA-binding domains;
reference complex	1lmb_4 1rio_A
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 1rio_A interface=3,4,44,45,55, stKKkpltqeqledarrlkaiyekkknelglsqesvadkmgmgQSgvgalfngiNalnaynaallakilkvsveefspsiareiyemyeavhhhhhh > 1rio_B interface=4,44,45,55, stkKkpltqeqledarrlkaiyekkknelglsqesvadkmgmgQSgvgalfngiNalnaynaallakilkvsveefspsiareiyemyeavhhhhh > 1rio_H interface=43,44,45,46,48,49, seelekalsklsereamvlklrkglidgrehtleevgayfgvTRERiRQienkalrklkyh
interface signature	KKQSN/KQSN/TRERRQ

Estimated binding specificities ?

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# IC=20.871 IC/col=0.994 n_of_columns=21

specificity:

A |   4  96  24   0  76   0   0   0   0  24  92   0   6  87   3   0   0   3  86   0  76
C |   3   0  24  89   6  96  96   0  96  24   1   0   8   0  89   0   0   3   3  96   6
G |   3   0  24   1   8   0   0  96   0  24   0  96   9   9   4   0   0  86   3   0   6
T |  86   0  24   6   6   0   0   0   0  24   3   0  73   0   0  96  96   4   4   0   8

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updated Wed Jun 24 11:28:23 2026