interface graph thumbnail
legend  pdf

structure nameE. COLI RNA POLYMERASE ALPHA SUBUNIT CTD IN COMPLEX WITH CAP AND DNA: A(5)-TRACT BINDING SITE FOR ALPHA CTD
referenceNapoli et al. Biochemistry ? ? 2020
sourceESCHERICHIA COLI (STRAIN K12) / ESCHERICHIA COLI (STRAIN K12) / ESCHERICHIA COLI (STRAIN K12) / ESCHERICHIA COLI (STRAIN K12)
experimentX-ray (resolution=5.01, R-factor=?)
structural superfamilyInsert subdomain of RNA polymerase alpha subunit;C-terminal domain of RNA polymerase alpha subunit;RBP11-like subunits of RNA polymerase;
reference complex3iyd_A 6psq_M 7c97_K 8y6u_I
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureQSRER/R

Estimated binding specificities ?

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# IC=4.434 IC/col=0.887 n_of_columns=5 specificity:   
A |   0  16  13   0  96
C |   0  13  13   0   0
G |   0  54  16  96   0
T |  96  13  54   0   0
scan!

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updated Mon Jan 5 15:15:09 2026