1mjq_ABCD : 3D-footprint complex

structure name	METHIONINE REPRESSOR MUTANT (Q44K) PLUS COREPRESSOR (S-ADENOSYL METHIONINE) COMPLEXED TO AN ALTERED MET CONSENSUS OPERATOR SEQUENCE
reference	Phillips et al. 'Structure 8 905 2000
source	Escherichia coli
experiment	X-ray (resolution=2.40, R-factor=?)
structural superfamily	Ribbon-helix-helix;
reference complex	1mjo_B
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 1mjq_A interface=23,25,27, aewsgeyispyaehgkkseqvkKiTvSiplkvlkiltdertrrkvnnlrhatnsellceaflhaftgqplpddadlrkersdeipeaakeimremginpetwey > 1mjq_B interface=23,25, aewsgeyispyaehgkkseqvkKiTvsiplkvlkiltdertrrkvnnlrhatnsellceaflhaftgqplpddadlrkersdeipeaakeimremginpetwey > 1mjq_C interface=23,25,27, aewsgeyispyaehgkkseqvkKiTvSiplkvlkiltdertrrkvnnlrhatnsellceaflhaftgqplpddadlrkersdeipeaakeimremginpetwey > 1mjq_D interface=23,25,27, aewsgeyispyaehgkkseqvkKiTvSiplkvlkiltdertrrkvnnlrhatnsellceaflhaftgqplpddadlrkersdeipeaakeimremginpetwey
interface signature	KTS/KT/KTS/KTS

Estimated binding specificities ?

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# IC=15.311 IC/col=1.021 n_of_columns=15

specificity:

A |  90   0  23   0  65   0   0   0  90   0  90   6  94  61   0
C |   4   0   1   0   7   3  96  30   4   0   1   3   0   7  96
G |   1  96   3   0  11   0   0   1   1  96   5   3   1   5   0
T |   1   0  69  96  13  93   0  65   1   0   0  84   1  23   0

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updated Wed Jun 24 10:13:05 2026