1trr_DEGH : 3D-footprint complex

structure name	TANDEM BINDING IN CRYSTALS OF A TRP REPRESSOR/OPERATOR HALF-SITE COMPLEX
reference	Lawson et al.
source	ESCHERICHIA COLI
experiment	X-ray (resolution=2.40, R-factor=?)
structural superfamily	TrpR-like;
reference complex	1co0_A
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 1trr_D interface=1,67,68,78,79,80,82,83, AqqspysaamaeqrheewlrfvdllknayqndlhlpllnlmltpderealgtrvriveellrgemsQRelknelgagIATiTRgsnslkaapvelrqwleevll > 1trr_E interface=67,68,71,78,79,80,82, aqqspysaamaeqrheewlrfvdllknayqndlhlpllnlmltpderealgtrvriveellrgemsQRelKnelgagIATiTrgsnslkaapvelrqwleevll > 1trr_G interface=1,67,68,78,79,80,82,83, AqqspysaamaeqrheewlrfvdllknayqndlhlpllnlmltpderealgtrvriveellrgemsQRelknelgagIATiTRgsnslkaapvelrqwleevll > 1trr_H interface=68,71,78,79,80, aqqspysaamaeqrheewlrfvdllknayqndlhlpllnlmltpderealgtrvriveellrgemsqRelKnelgagIATitrgsnslkaapvelrqwleevll
interface signature	AQRIATTR/QRKIATT/AQRIATTR/RKIAT

Estimated binding specificities ?

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# IC=25.061 IC/col=0.895 n_of_columns=28

specificity:

A |   0   0   0  81   3  24  24  24   0  96   0   3   0   9  87   0   3   0   0  96  24  24  24   3   6  96   0   0
C |  96   0   0   6  87  24  24  24   0   0  96   3  96   9   3   0  87   0   0   0  24  24  24   3   9   0  96   0
G |   0  96   0   3   3  24  24  24   0   0   0  87   0   9   3  93   3  96   0   0  24  24  24  87   9   0   0  96
T |   0   0  96   6   3  24  24  24  96   0   0   3   0  69   3   3   3   0  96   0  24  24  24   3  72   0   0   0

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updated Sun Jan 4 23:42:09 2026