interface graph thumbnail
legend  pdf

structure nameCRYSTAL STRUCTURE OF THE PDX1 HOMEODOMAIN IN COMPLEX WITH DNA
(Pancreatic and duodenal homeobox 1)
referenceGuanga et al. Biochemistry 46 2948 2007
sourceMesocricetus auratus
experimentX-ray (resolution=2.42, R-factor=?)
structural superfamilyHomeodomain-like;
sequence familyHomeobox domain;
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureKRIQNM

Estimated binding specificities ?

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# IC=4.913 IC/col=0.702 n_of_columns=7 specificity:   
A |   9   6  24   0   1  75   6
C |   6   6  24   0   6   6   9
G |   6   6  24   0   0   6  75
T |  75  78  24  96  89   9   6
scan!

Related DNA sequences reported in the literature ?


sitesourcematches (E-value)
term: PDX1
CTCTAATPubMed2h1k_B(1.04e-02)

Dendrogram of similar interfaces ?

matrix format
  
  ------RT--------------NT--NAIARG--   L                               +1puf_B    
                                                            +---------10  
  ------RT--------------NT--NAIARG--   L                    !          +1b72_B    
                                                            !  
  ------RT--------------VAQTNA------   L                    !               +5hod_A    
                                                            !             +-5 
  RA----RT--------------VASGNA------   L                    !             ! +3cmy_A    
                                                            !         +--11  
  ------RA--------------ITQTNAMG----   L                    !         !   ! +5zjt_E    
                                                        +--21     +--15   +-2 
  --RT--RT--------------IAKGNA------   L                !   !     !   !     +6m3d_C    
                                                        !   !     !   !  
  ------RA------------RCVTCTNAQTRC--   L                !   !     !   +----1au7_A    
                                                        !   !  +-17  
  RT----RT--------------VAQTNA------   L                !   !  !  !          +1fjl_B    
                                                        !   !  !  !        +-8 
  RC----RT--------------ITQCNAACRG--   L             +-25   !  !  !    +---9 +6a8r_A    
                                                     !  !   +-18  !    !   ! 
  ----RC----RT----------NCSTNARG----   L             !  !      !  +---14   +1mnm_C    
                                                     !  !      !       !  
  --------------RA----KAITQTNAMC----   L             !  !      !       +---1ahd_P    
                                                     !  !      !  
  ------RA--------------IAQCNAMC----   L             !  !      +---------4uus_E    
                                                     !  !  
  ------RA----YA--------IAQCNAYCKG--   L             !  +---------------5flv_I    
                                                     !  
  ------RT--------------IAQCNAMG----   L         +--26                +1b72_A    
                                                 !   !             +--4 
  ------RT--------------ITQCNAMC----   L         !   !     +------13  +2r5y_A    
                                                 !   !     !       !  
  ------RA--------------ITQCNAMC----   L         !   !     !       +--1b8i_A    
                                                 !   !  +-20  
  RA----RA--------------IAQTNAMC----   L         !   !  !  !    +-----1puf_A    
                                                 !   !  !  +---16  
  ----YART--------------IAQTNA------   L         !   !  !       !     +5lux_K    
                                                 !   +-23       +-----3 
  ----YARA--------------IAQTNA------   L      +-27      !             +6es3_K    
                                              !  !      !  
  RC--RT----------------NCICNARGRG--   L      !  !      !               +6fqp_B    
                                              !  !      !             +-1 
  --RT--RT------------QTVAQTNA------   L      !  !      +-------------7 +3a01_F    
                                              !  !                    ! 
  --KA--RT--------------ICQTNA------   L      !  !                    +5edn_J    
                                           +-28  !  
  --------HTRT----------NCSTNARG----   L   !  !  !                    +1k61_B    
                                           !  !  !    +---------------6 
  ------RT--------------NT--NA--RG--   L   !  !  +---24               +1b8i_B    
                                           !  !       !  
  ------RA------------KGSAQA--------   L   !  !       +---------------6j5b_C    
                                           !  !  
  ----------------YTVCKGDCKC--------   L -29  !           +---------2qhb_A    
                                           !  +----------19  
  --------RT------------NT--NAIARG--   L   !              !      +--4cyc_B    
                                           !              +-----12  
  ------RA--------RCET--SAQAKG------   L   !                     +--5lxu_A    
                                           !  
  RT----RT--------------IAQTNASG----   L   !          +-------------5zfz_A    
                                           +---------22  
  --KG--RT--------------IAQCNAYA--RT   L              +-------------1nk2_P    
                                         

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updated Tue Dec 19 06:30:57 2023