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Traits

Traits linked to NCAPD2

non-SMC condensin I complex subunit D2

The Human Phenotype Ontology links 7 traits to NCAPD2, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of the nervous system

TraitHow often it is seen
Absent speech developmentAlways
Autism spectrum disorderAlways
IQ between 34 and 49Always

Abnormality of head or neck

TraitHow often it is seen
Sloping foreheadAlways
Small head present at birthAlways

Growth abnormality

TraitHow often it is seen
Short statureAlways
Small for gestational ageAlways

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 NCAPD2 and how often each is seen. Find out more at hpo.jax.org.

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