4pu3_C : 3D-footprint complex

structure name	SHEWANELLA ONEIDENSIS MR-1 TOXIN ANTITOXIN SYSTEM HIPA, HIPB AND ITS OPERATOR DNA COMPLEX (SPACE GROUP P212121) (TOXIN-ANTITOXIN SYSTEM ANTIDOTE TRANSCRIPTIONAL REPRESSOR...)
reference	Elegheert et al. 'Nucleic 42 10134 2014
source	SHEWANELLA ONEIDENSIS
experiment	X-ray (resolution=3.39, R-factor=0.259)
structural superfamily	lambda repressor-like DNA-binding domains;
sequence family	Helixturnhelix;
multimeric complexes	4pu3_ABCD 4pu4_ABCD
redundant complexes	4pu4
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 4pu3_C interface=26,36,37,38,41,50, imasplnqqslgllikerrksaaltQdvaamlcgvTKKtlIrvekgedvYistvfkildglgidivsagwy
interface signature	QTKKIY

Estimated binding specificities ?

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# IC=3.101 IC/col=0.620 n_of_columns=5

specificity:

A |  54   0  13  24   0
C |  13   0  16  24   0
G |  13  96  54  24   0
T |  16   0  13  24  96

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Dendrogram of similar interfaces ?

matrix format

  
  --AT--QAAT--SA----------                                +----4z5h_A    
                                                       +--1 
  QT--STNTVTAT--STQTRTETTT   L   +---------------------2  +----2r1j_L    
                                 !                     ! 
  ----TTQA--LTSAET--------   L --3                     +-------2o4a_A    
                                 ! 
  ----SGQATT------RG------   L   +-----------------------------1o4x_A

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updated Sat Jan 10 07:23:33 2026