Aggregated β-amyloid interacts with fibrinogen

Summary
Organism
Homo sapiens (human)
Reactome
R-HSA-9936686
PubChem
R-HSA-9936686
Description
  • Fibrinogen and fibrin, proteins typically confined to the bloodstream, can accumulate in the brain's extravascular space due to blood-brain barrier disruptions associated with various neurological conditions. In the brain, fibrinogen or fibrin can co-aggregate with amyloid beta (Aβ) peptides (APP(672-711), APP(672-713)) - a hallmark of Alzheimer's disease - potentially leading to the formation of abnormal blood clots that are more resistant to fibrinolysis. This process may contribute to the vascular pathology observed in Alzheimer's disease patients.

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Click on a node on the pathway to see its details. Glycoproteins are marked with a glycoprotein icon in their name.
Displaying all 3 entries
GlyCosmos Lectin UniProt ID Lectin Name Pathway Viewer
GL_005388 P02671 Fibrinogen alpha chain [Cleaved into: Fibrinopeptide A; Fibrinogen alpha chain] view
GL_005389 P02675 Fibrinogen beta chain [Cleaved into: Fibrinopeptide B; Fibrinogen beta chain] view
GL_005390 P02679 Fibrinogen gamma chain view

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International Collaboration

GlyCosmos is a member of the GlySpace Alliance together with GlyGen and Glycomics@ExPASy.

Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026