interface graph thumbnail
legend  pdf

structure nameCRYSTAL STRUCTURE OF HPAR-DNA COMPLEX FROM ACINETOBACTER BAUMANNII
(Homoprotocatechuate degradation operon regulator HpaR)
referencePermsirivisarn et al. 'Febs 289 3217 2022
sourceAcinetobacter baumannii
experimentX-ray (resolution=1.70, R-factor=0.166)
structural superfamily"Winged helix" DNA-binding domain;
sequence familyMarR family;
multimeric complexes7el3_AB
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureNLKPSTRR

Estimated binding specificities ?

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# IC=4.701 IC/col=0.672 n_of_columns=7 specificity:   
A |   7  79  79   1  24  79  81
C |   5   5   5  90  24   5   5
G |   5   5   5   0  24   5   5
T |  79   7   7   5  24   7   5
scan!

Dendrogram of similar interfaces ?

matrix format
  
  --ET--RGTCTGSTRG----KT--   L                                   +6q2b_B    
                                                  +--------------1 
  VT--HTPTSA--TTKG------YT   L     +--------------2              +9c4c_G    
                                   !              ! 
  --------------RC--YG----       +-3              +--------------2acj_B    
                                 ! ! 
  ------RGTCTA--RGNT--RT--   L --4 +-----------------------------4fx4_B    
                                 ! 
  ----ITRGECSCSGKG--------   L   +-----------------------------5i2d_R    
                               

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updated Sat Jan 10 15:08:16 2026