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Literature summary for 2.4.1.224 extracted from

  • Osterholm, C.; Barczyk, M.M.; Busse, M.; Gronning, M.; Reed, R.K.; Kusche-Gullberg, M.
    Mutation in the heparan sulfate biosynthesis enzyme EXT1 influences growth factor signaling and fibroblast interactions with the extracellular matrix (2009), J. Biol. Chem., 284, 34935-34943.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
full-length Ext1 cDNA cloned into the pBudCE4.1 vector and transfected into Ext1Gt/Gt fibroblasts Mus musculus

Organism

Organism UniProt Comment Textmining
Mus musculus
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-
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Source Tissue

Source Tissue Comment Organism Textmining
embryonic cell line
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Mus musculus
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embryonic fibroblast
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Mus musculus
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Synonyms

Synonyms Comment Organism
EXT1
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Mus musculus

General Information

General Information Comment Organism
malfunction EXT1 influences fibroblast matrix interactions. Essential role of EXT1 in providing specific binding sites for growth factors and extracellular matrix proteins. Phosphorylation of ERK1/2 in response to FGF2 stimulation is markedly decreased in the Ext1 mutant fibroblasts, whereas neither PDGF-BB nor FGF10 signaling is significantly affected. Ext1 mutants display reduced ability to attach to collagen I and to contract collagen lattices. Reintroduction of Ext1 in Ext1 mutant fibroblasts rescues heparan sulfate chain length, FGF2 signaling, and the ability of the fibroblasts to contract collagen Mus musculus