interface graph thumbnail
legend  pdf

structure nameRNA POLYMERASE ALPHA C-TERMINAL DOMAIN (E. COLI) AND SIGMA REGION 4 (T. AQ. MUTANT) BOUND TO (UP,-35 ELEMENT) DNA
referenceLara-Gonzalez et al. Biochemistry 59 4523 2020
sourceESCHERICHIA COLI / THERMUS AQUATICUS
experimentX-ray (resolution=3.25, R-factor=?)
structural superfamilyInsert subdomain of RNA polymerase alpha subunit;C-terminal domain of RNA polymerase alpha subunit;RBP11-like subunits of RNA polymerase;Sigma3 and sigma4 domains of RNA polymerase sigma factors;
reference complex3iyd_A 3n97_A 6psq_M 7c97_K 8y6u_I
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureLETRERRQ/R/R

Estimated binding specificities ?

contactlogo
# IC=5.005 IC/col=1.001 n_of_columns=5 specificity:   
A |   4   3   6   0  96
C |  81   3   6   0   0
G |   7   5   6  96   0
T |   4  85  78   0   0
scan!

home
updated Mon Jan 5 05:48:21 2026