interface graph thumbnail
legend  pdf

structure nameSTRUCTURAL BASIS FOR THE TARGET DNA RECOGNITION AND BINDING BY THE MYB DOMAIN OF PHOSPHATE STARVATION RESPONSE REGULATOR 1
(Protein PHOSPHATE STARVATION RESPONSE 1)
referenceIsupov et al. 'Febs 286 2809 2019
sourceArabidopsis thaliana
experimentX-ray (resolution=2.70, R-factor=0.220)
structural superfamilyHomeodomain-like;
sequence familyMyblike DNAbinding domain;
multimeric complexes6j4r_AD 6j4r_BC 6j5b_AD 6j5b_CF 6j5b_HJ
redundant complexes6j4r_D
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureRKSQ

Estimated binding specificities ?

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# IC=6.245 IC/col=0.892 n_of_columns=7 specificity:   
A |   6  75   6  75   0  96   0
C |   9   6   6   6   0   0  89
G |   6   6   6   9   0   0   1
T |  75   9  78   6  96   0   6
scan!

Dendrogram of similar interfaces ?

matrix format
  
  RT--NT--NAIARG   L   +-----------------------------1b72_B    
                     --3 
  RA--IAQTNA----   L   !            +----------------5ego_B    
                       +------------2 
  RT--VTQTNA--RG   L                !            +---8ejp_B    
                                    +------------1 
  --RTNT--NAIARG   L                             +---4cyc_B

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updated Sat Jan 10 10:29:58 2026