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Fibronectin
Fibronectin
is a high-
molecular weight
(~440kDa)
glycoprotein
of the
extracellular matrix
that binds to
membrane
-spanning
receptor proteins
called
integrins
. Similar to integrins, fibronectin binds extracellular matrix components such as
collagen
,
fibrin
, and
heparan sulfate
proteoglycans
(e.g.
syndecans
).
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