interface graph thumbnail
legend  pdf

structure nameCRYSTAL STRUCTURE OF ARAR(DBD) IN COMPLEX WITH OPERATOR ORX1
(Arabinose metabolism transcriptional repressor)
referenceNarayanan et al. J.Biol.Chem. 291 1235 2016
sourceBacillus subtilis (strain 168) / Bacillus subtilis (strain 168)
experimentX-ray (resolution=1.97, R-factor=0.197)
structural superfamily"Winged helix" DNA-binding domain;
sequence familyBacterial regulatory proteins, gntR family;
multimeric complexes4egy_AB 4egz_AB 4h0e_AB 5d4r_AB 5d4s_AB
reference complex4h0e_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureESHRQ

Estimated binding specificities ?

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# IC=6.335 IC/col=0.905 n_of_columns=7 specificity:   
A |  82   0  54   0  48   0   0
C |   8  96  20   7  20  96   0
G |   6   0   6   0  15   0  96
T |   0   0  16  89  13   0   0
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updated Sun Jun 28 12:34:24 2026