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structure nameENGRAILED HOMEODOMAIN Q50K VARIANT DNA COMPLEX
(PROTEIN ENGRAILED HOMEODOMAIN Q50K)
referenceTucker-Kellogg et al. Structure 5 1047 1997
sourceDrosophila melanogaster
experimentX-ray (resolution=1.90, R-factor=0.205)
structural superfamilyHomeodomain-like;
sequence familyHomeobox domain;
multimeric complexes2hdd_AB
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureRKIKN

Estimated binding specificities ?

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# IC=7.604 IC/col=0.951 n_of_columns=8 specificity:   
A |   8   0  96  96  14   0   8  61
C |   0   0   0   0  14  96  81  14
G |  81   0   0   0   9   0   0   7
T |   7  96   0   0  59   0   7  14
scan!

Related DNA sequences reported in the literature ?


sitesourcematches (E-value)
term: ENGRAILED
TAATTAPubMed2hdd_A(3.37e-03), 1hdd_CD(1.68e-04), 3hdd_AB(7.09e-04), ... (total=5)
TAATCCPubMed2hdd_A(8.29e-10), 2hdd_AB(8.67e-08), 3hdd_A(3.43e-03), ... (total=4)
TTAATTPubMed2hdd_A(3.37e-03), 3hdd_A(3.43e-03), 1hdd_C(3.41e-03)
TAATNNPubMed2hdd_A(3.37e-03), 3hdd_A(3.43e-03), 1hdd_C(3.41e-03)
TTAATTGCATPubMed3hdd_AB(9.75e-03), 3hdd_A(7.13e-03)

Dendrogram of similar interfaces ?

matrix format
  
  --------------YTVC--KGDC--KC--------   L         +-----------------------2qhb_A    
                                                   !  
  --------------STVC--KGDC--RG--------   L      +-15                    +--1w0t_A    
                                                !  !       +------------6 
  ------------------NTTCTA------------   L      !  +------11            +--5zux_A    
                                                !          !  
  --MG--------TGQAAT--SARG------------   L      !          +---------------2p5l_D    
                                                !  
  ----------------------IA--KGNA------   L      !                                +2hdd_A    
                                                !                              +-1 
  ----------------------IA----NA------          !                         +----2 +4qtr_D    
                                                !                         !    ! 
  ----------------------NT----NAITRG--   L      !               +---------8    +5zjt_B    
                                                !               !         ! 
  --------NT--------------------------          !               !         +----7tve_F    
                                                !               !  
  ----------------------IT--QTNAMG----   L   +-17           +--10              +5zjt_E    
                                             !  !           !   ! +------------3 
  ----------------------NT----NAIARG--   L   !  !           !   ! !            +1b72_B    
                                             !  !           !   ! ! 
  --------------------KTIA--QCNA----RT   L   !  !           !   +-9            +1ig7_A    
                                             !  !           !     !         +--5 
  ----------------------IT--QCNAACRG--   L   !  !        +-12     !         !  +6a8r_A    
                                             !  !        !  !     +---------7 
  ----------------------NT----NA--RG--   L   !  !        !  !               !  +1b8i_B    
                                             !  !        !  !               +--4 
  ----------------------NC--ITNARGRG--   L -18  !     +-13  !                  +6fqq_E    
                                             !  !     !  !  !  
  --------------------KGSA--QA--------   L   !  !     !  !  +------------------6j5b_C    
                                             !  !  +-14  !  
  NGRGTG----LG----LCRG----------------       !  !  !  !  +-------------------4e9f_A    
                                             !  +-16  !  
  ----------------RTQT--IT--QANAVTKTKT   L   !     !  +----------------------2ld5_A    
                                             !     !  
  ------YA--------------IA--QCNAYCKG--   L   !     +------------------------5flv_I    
                                             !  
  ----------------NTVCECSTYTSTYC------   L   +--------------------------5ed4_A    
                                           

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updated Tue Dec 19 06:32:33 2023