+ Collagen1*@Extracellular space → Collagen1*:a1b1*_a2b1*@Extracellular space References
PMID:19161977
In the endoplasmic reticulum, integrin subunits find their binding partners and form heterodimers.
Monomeric integrins never reach the cell surface.
Integrins a1b1, a2b1, a10b1 and a11b1 bind to collagens