2hdd_AB : 3D-footprint complex

structure name	ENGRAILED HOMEODOMAIN Q50K VARIANT DNA COMPLEX
reference	Tucker-Kellogg et al. Structure 5 1047 1997
source	Drosophila melanogaster
experiment	X-ray (resolution=1.90, R-factor=?)
structural superfamily	Homeodomain-like;
reference complex	6m3d_C
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 2hdd_A interface=1,42,43,46,47, RtafsseqlarlkrefnenrylterrrqqlsselglneaqiKIwfKNkrakikks > 2hdd_B interface=46,49,50, krprtafsseqlarlkrefnenrylterrrqqlsselglneaqikIwfKNkrakik
interface signature	RKIKN/IKN

Estimated binding specificities ?

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# IC=10.046 IC/col=0.837 n_of_columns=12

specificity:

A |   0   0  12  24  24   0   0  66   0   0  96  12
C |   6  96  60  24  24   0   0  12   0   0   0  66
G |   0   0  12  24  24  90  96  12   0   0   0  12
T |  90   0  12  24  24   6   0   6  96  96   0   6

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updated Wed Jun 24 12:45:50 2026