RUNX1 regulates expression of components of tight junctions

Summary
Organism
Homo sapiens (human)
Reactome
R-HSA-8935964
PubChem
R-HSA-8935964
Description
  • The RUNX1 transcription factor, which functions as part of the RUNX1:CBFB complex, was shown to directly transcriptionally regulate expression of several genes that encode components of tight junctions. Namely, RUNX1 binds to promoters of TJP1 (encoding ZO-1), OCLDN (encoding Occludin) and CLDN5 (encoding Claudin-5) and stimulates their transcription. Downregulation of RUNX1 by microRNA miR-18a negatively regulates expression of these three tight junction genes, which may affect the permeability of blood-tumor barrier in glioma (Miao et al. 2015).
Click on a node on the pathway to see its details. Glycoproteins are marked with a glycoprotein icon in their name.
Displaying all 4 entries
UniProt ID Protein Name Gene Symbol Pathway Viewer
Q01196 Runt-related transcription factor 1
  • AML1
  • CBFA2
  • RUNX1
view
Q07157 Tight junction protein 1
  • TJP1
  • ZO1
view
Q13951 Core-binding factor subunit beta
  • CBFB
view
Q16625 Occludin
  • OCLN
view

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International Collaboration

GlyCosmos is a member of the GlySpace Alliance together with GlyGen and Glycomics@ExPASy.

Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026