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legend  pdf

structure nameCRYSTAL STRUCTURE OF OHRR BOUND TO THE OHRA PROMOTER: STRUCTURE OF MARR FAMILY PROTEIN WITH OPERATOR DNA
(Organic hydroperoxide resistance transcriptional regulator)
referenceFuangthong et al. Mol.Cell 20 131 2005
sourceBacillus subtilis
experimentX-ray (resolution=2.64, R-factor=0.216)
structural superfamily"Winged helix" DNA-binding domain;
sequence familyMarR family;
multimeric complexes1z9c_AB 1z9c_CD 1z9c_EF
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureDSTTRR

Estimated binding specificities ?

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# IC=6.376 IC/col=0.708 n_of_columns=9 specificity:   
A |   0   0  24  78  78   6  24  12   6
C |   0   0  24   6   6   6  24  18   0
G |   0   0  24   6   6   0  24  60   0
T |  96  96  24   6   6  84  24   6  90
scan!

Dendrogram of similar interfaces ?

matrix format
  
  --DCLT--AGTTRG----RG--RA----   L         +-----------------------------5h3r_A    
                                         +-1 
  ----RGTCTA--RGNT------RT----   L     +-2 +-----------------------------4fx4_B    
                                       ! ! 
  ----RGSTRTSTHG--------RA----   L   +-3 +-----------------------------3zpl_B    
                                     ! ! 
  TT----KATTQTTG--LTRTKA--FTYT   L --4 +-----------------------------2p7c_B    
                                     ! 
  ----------------YG----------       +-----------------------------3eyi_B    
                                   

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updated Sun Aug 3 06:03:45 2025