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Traits

Traits linked to MMP20

matrix metallopeptidase 20

The Human Phenotype Ontology links 4 traits to MMP20, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of head or neck

TraitHow often it is seen
Amelogenesis imperfectaAlways
Hypomature enamelAlways
Yellow-brown discoloration of the teethAlways
Absence of overlap of anterior upper and lower teethOften (30–79%)

How often is among people with one of the gene's conditions, the most often across them, as the Human Phenotype Ontology records it. These pages describe traits and the research behind them; they are not a diagnosis, and a doctor or genetic counsellor is the person to ask about symptoms.

Where this comes from

  • The Human Phenotype Ontology, release 2026-09-01: the traits linked to MMP20 and how often each is seen. Find out more at hpo.jax.org.

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