interface graph thumbnail
legend  pdf

structure nameCRYSTAL STRUCTURE OF A MYCOBACTERIOPHAGE CLUSTER A2 IMMUNITY REPRESSOR:DNA COMPLEX
(Immunity repressor)
referenceTerwilliger et al. 'Nat 13 4105 2022
sourceMycobacterium phage TipsytheTRex
experimentX-ray (resolution=2.79, R-factor=0.203)
structural superfamilySigma3 and sigma4 domains of RNA polymerase sigma factors;
redundant complexes7r6r_A
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureTRQASWKDKKQR

Estimated binding specificities ?

readout + contactlogo
# IC=16.068 IC/col=1.071 n_of_columns=15 specificity:   
A |   0   0   0  20   0   0   0  16   0   0   0  96  60   4   4
C |  96   0   0   4   0   0  96   8   0   0  96   0  20   4  80
G |   0  96  96   4  96  96   0  16  96   0   0   0   8  84   8
T |   0   0   0  68   0   0   0  56   0  96   0   0   8   4   4
scan!

home
updated Tue Jun 30 08:22:22 2026