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structure nameCRYSTAL STRUCTURE OF THE HOMING ENDONUCLEASE I-CVUI IN COMPLEX WITH I- CREI TARGET (C1221) IN THE PRESENCE OF 2 MM MG REVEALING DNA NOT CLEAVED
(DNA ENDONUCLEASE I-CVUI)
referenceLopezMendez et al. J.Biol.Chem. 290 28727 2015
sourceCHLORELLA VULGARIS
experimentX-ray (resolution=2.50, R-factor=0.222)
structural superfamilyHoming endonucleases;
sequence familyLAGLIDADG endonuclease;
multimeric complexes5a72_AB 5a78_AB
redundant complexes5a72_B
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureCQVRDYQRFRRNDMEK

Estimated binding specificities ?

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# IC=12.549 IC/col=1.046 n_of_columns=12 specificity:   
A |   0  84  96   6  72   0   0   0   0   6   6  78
C |  96   0   0   6   6  96   0   0  96   0  12   6
G |   0   6   0   6   6   0  96   0   0  90   6   0
T |   0   6   0  78  12   0   0  96   0   0  72  12
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Dendrogram of similar interfaces ?

matrix format
  
  STITQAKGRG--STNTQTSTATTC------YT--SC--VCDTRGSTKGTG   L         +-----------------------------3mxb_B    
                                                               +-1 
  SALTRGRGNT--KT--STECQGTAHAKA----ST--------KGTC----   L     +-2 +-----------------------------6uwj_A    
                                                             ! ! 
  --MTHTEC--------RGRGQGKG----NT--------ET--KTRG----   L   +-3 +-----------------------------4z1x_A    
                                                           ! ! 
  ST--------SC--LAHTRTTTMT----LT--NC----YA----YA----   L --4 +-----------------------------7rcf_A    
                                                           ! 
  YTSTTC----------YTTC--EC------RG----IA----RGRG----   L   +-----------------------------2qoj_Z    
                                                         

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updated Sat Jan 10 07:43:10 2026