Traits

Traits linked to DCPS

decapping enzyme, scavenger

The Human Phenotype Ontology links 22 traits to DCPS, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of the nervous system

Trait	How often it is seen
Delayed ability to sit	Always
Delayed ability to walk	Always
Delayed speech and language development	Always
Global developmental delay	Always
Absent speech development	Often (30–79%)
Epilepsy	Often (30–79%)
Inability to coordinate movements when walking	Often (30–79%)
Inability to walk	Often (30–79%)

Abnormality of head or neck

Trait	How often it is seen
Abnormally small head	Always
Flat face	Always
Narrow mouth	Always
Short nose	Always
Thin red part of the upper lip	Always

Abnormality of limbs

Trait	How often it is seen
Gap between 1st and 2nd toes	Always
Short fingers or toes	Always

Abnormality of the musculoskeletal system

Trait	How often it is seen
Double-Jointed	Always
Low muscle tone	Always

Abnormality of the cardiovascular system

Trait	How often it is seen
An opening in the wall separating the top two chambers of the heart	Always

Abnormality of the digestive system

Trait	How often it is seen
Chronic constipation	Always

Abnormality of the ear

Trait	How often it is seen
Low-set ears	Always

Abnormality of the eye

Trait	How often it is seen
Deeply set eye	Always

Abnormality of the integument

Trait	How often it is seen
Patchy lightened skin	Always

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

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