Tropocollagen: The molecular unit of collagen fibrils that consist of repeating three-stranded polypeptide units arranged head to tail in parallel bundles. It is a right-handed triple helix composed of 2 polypeptide chains. It is rich in glycine, proline, hydroxyproline, and hydroxylysine.

NIH MeSH · D014332Chemicals and Drugs

Tropocollagen

Definition

MeSH classification

D12.776.860.300.250.700

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Common questions about Tropocollagen

What does Tropocollagen mean in medicine?

The molecular unit of collagen fibrils that consist of repeating three-stranded polypeptide units arranged head to tail in parallel bundles. It is a right-handed triple helix composed of 2 polypeptide chains. It is rich in glycine, proline, hydroxyproline, and hydroxylysine. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.

Is Tropocollagen known by any other names?

Tropocollagen is the canonical name in the MeSH vocabulary. There are no commonly used alternate names for this concept in the official NIH database.

Where does Tropocollagen sit in the medical classification?

Tropocollagen falls under the broader medical category "Chemicals and Drugs" in the MeSH hierarchy (tree numbers: D12.776.860.300.250.700). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.

Where can I get a plain-language explanation of Tropocollagen?

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Source: NIH MeSH 2026 (D014332) — National Library of Medicine, public domain. View official MeSH record ↗