interface graph thumbnail
legend  pdf

structure nameSTRUCTURAL BASIS FOR BROAD DNA-SPECIFICITY IN INTEGRON RECOMBINATION
(site-specific recombinase IntI4)
referenceMacDonald et al. Nature 440 1157 2006
sourceVibrio cholerae O1 biovar eltor str. N16961
experimentX-ray (resolution=2.80, R-factor=0.235)
structural superfamilyDNA breaking-rejoining enzymes;
sequence familyPhage integrase family;
multimeric complexes2a3v_AB 2a3v_CD
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureKTAYWTKTQSLLNSLLIFRSKQDKTI

Estimated binding specificities ?

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# IC=7.158 IC/col=1.023 n_of_columns=7 specificity:   
A |  42   0  96  92   7   0   0
C |  18   0   0   1  75   0  96
G |  18   0   0   2   7  96   0
T |  18  96   0   1   7   0   0
scan!

Dendrogram of similar interfaces ?

matrix format
  
  KATTAAYT--WT--TTKATTQTSTLTLTNT--STLTLTITFTRTSTKA------------QA------DCKCTCIC   L               +-----------2a3v_C    
                                                                                            +----2 
  KATANA------AT------LT------------------------KT--------TT--STRGYC----------   L          !    +-----------1z1b_B    
                                                                                         +--3 
  NATA----RT------KTTT----NA--RCSAKG--------------DT------------RC------------   L       !  !     +----------6en2_A    
                                                                                     +---4  +-----1 
  ----------------AATA--KGNA--IT--------------------TTQAATYG--YAKT--------TT--   L   !   !        +----------5jk0_B    
                                                                                   --5   ! 
  --------------------------------------------------RTLT----RT----------------   L   !   +-------------------4e0p_A    
                                                                                     ! 
  --------------------------------------------------RTLT----RT------NADAEATT--   L   +-----------------------4f43_A    
                                                                                   

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updated Tue Dec 19 06:19:08 2023