moleculefinder

SHEET /m/fibrin · MoleculeFinder curated (no single PubChem compound) · REV 2026.07

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Fibrin

from source

protein · body endogenous

What is Fibrin?

The protein mesh that turns a blood clot solid. It is the net cast over platelets when a wound seals. from source

CategoryBody

No single structure

Fibrin is a protein: a large folded chain of amino acids. It has no single 2D or 3D structure, molecular weight or SMILES, so MoleculeFinder models it by hand.

ClassProteininferred

Where you'll find it

Your own body makes this one. It is not an ingredient you buy. See the rest of the body group.

Sources & methodology

Data refreshed

How MoleculeFinder sources and labels its data