Summary

Name ITGA5
Full Name Integrin alpha-5
Synonyms CD49 antigen-like family member E, Fibronectin receptor subunit alpha, Integrin alpha-F, VLA-5 | FNRA
Primary ID P08648
Links - -
Type protein
Relations 3
Function Integrin alpha-5/beta-1 (ITGA5:ITGB1) is a receptor for fibronectin and fibrinogen. It recognizes the sequence R-G-D in its ligands. ITGA5:ITGB1 binds to PLA2G2A via a site (site 2) which is distinct from the classical ligand-binding site (site 1) and this induces integrin conformational changes and enhanced ligand binding to site 1 (PubMed:18635536, PubMed:25398877). ITGA5:ITGB1 acts as a receptor for fibrillin-1 (FBN1) and mediates R-G-D-dependent cell adhesion to FBN1 (PubMed:12807887, PubMed:17158881). ITGA5:ITGB1 is a receptor for IL1B and binding is essential for IL1B signaling (PubMed:29030430). ITGA5:ITGB3 is a receptor for soluble CD40LG and is required for CD40/CD40LG signaling (PubMed:31331973).

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Relations

Regulator Mechanism target score
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation ITGA5 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation ITGA5 0.254
Publications: 1 Organism: Homo Sapiens
+ form complex img/form-complex.png binding A5/b1 integrin 0.912
Publications: 1