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FGL1

Fibrinogen-like protein 1 (FGL-1) is a protein that is structurally related to fibrinogen. In humans, FLG-1 is encoded by the FGL1 gene.[1][2] Four splice variants exist for this gene.

Function

Fibrinogen-like protein 1 is a member of the fibrinogen family of proteins, which also includes fibrinogen, fibrinogen-like protein 2, and clotting factors V, VIII, and XIII. FGL-1 is homologous to the carboxy terminus of the fibrinogen beta– and gamma– subunits which contains the four conserved cysteines of that are common to all members of the fibrinogen family. However, FGL-1 lacks the platelet-binding site, cross-linking region, and thrombin-sensitive site which allow the other members of the fibrinogen family to aid in fibrin clot formation.[2]

Clinical significance

FGL-1 may play a role in the development of hepatocellular carcinomas.[2]

References

  1. Yamamoto T, Gotoh M, Sasaki H, Terada M, Kitajima M, Hirohashi S (Jul 1993). “Molecular cloning and initial characterization of a novel fibrinogen-related gene, HFREP-1”. Biochem Biophys Res Commun. 193 (2): 681–7. doi:10.1006/bbrc.1993.1678. PMID 8390249.
  2. 2.0 2.1 2.2 “Entrez Gene: FGL1 fibrinogen-like 1”.

Further reading


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