interface graph thumbnail
legend  pdf

structure nameSTRUCTURE OF ASPA-DNA COMPLEX: NOVEL CENTROMERE BINDNG PROTEIN- CENTROMERE COMPLEX
(ASPA)
referenceScience 349 1120 2015 X-RAY DIFFRACTION
sourceSULFOLOBUS SP. NOB8H2
experimentX-ray (resolution=2.65, R-factor=0.262)
structural superfamily"Winged helix" DNA-binding domain;
multimeric complexes5k1y_ABCDEF 5k5o_ABCD 5k5q_ABCDEF 5k5r_ABCDEF 5kk1_ABCDEF
redundant complexes5k1y_E 5k5o_B 5k5r_E 5kk1_D
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureKYQTQ

Estimated binding specificities ?

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# IC=7.099 IC/col=1.014 n_of_columns=7 specificity:   
A |   0  96   0  13  96   0  54
C |   0   0   0  54   0   0  13
G |  96   0  96  16   0   0  16
T |   0   0   0  13   0  96  13
scan!

Dendrogram of similar interfaces ?

matrix format
  
  --------RGSTRTSTHG----------------RA----   L                                       +3zpl_B    
                                                                                 +---1 
  ----------------NAST--HT--STFT----------   L                 +-----------------3   +1vtn_C    
                                                               !                 ! 
  --------------NAST--RTHT--STLT----------   L               +-7                 +---4lg0_A    
                                                             ! ! 
  ------DCLT--AGTTRG------RG--------RA----   L               ! !                     +5h3r_A    
                                                           +-8 +---------------------2 
  ----------------RC----YG--------KT------                 ! !                       +2acj_B    
                                                           ! ! 
  --TT------KATTQTTG----LTRT----KA----FTYT   L             ! !               +-------2p7c_B    
                                                           ! +---------------5 
  ----------DCKT--RG----RGYA----KA--------   L         +---9                 +-------5jvt_A    
                                                       !   ! 
  ----------------NAST--HT--STLT----------   L         !   !                  +------7cby_C    
                                                       !   !      +-----------4 
  --------------NAST--RTHT--ST------------   L      +-10   +------6           +------3l2c_A    
                                                    !  !          ! 
  ----LANTHGTTETYTRG----------------------   L      !  !          +------------------1f4k_B    
                                                 +-11  !  
  ----------------------YG----------------       !  !  +-----------------------------3eyi_B    
                                               -12  !  
  RC----EGRTRGRGYT------------------------   L   !  +-----------------------------4yo2_A    
                                                 !  
  ----------NCTTNA------VTNT--------------   L   +-----------------------------1pp7_U    
                                               

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updated Sat Jan 10 08:24:21 2026