Traits

Traits linked to EXOC6B

exocyst complex component 6B

The Human Phenotype Ontology links 24 traits to EXOC6B, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of limbs

Trait	How often it is seen
Delayed maturation of wrist bone	Always
Dislocated kneecap	Always
Dislocated radial head	Always
Hip dislocation	Always
Knee dislocation	Always
Small carpal bones	Always
Dropped arches	Not recorded
Irregular wide portion of a long bone	Not recorded
Short neck of thighbone	Not recorded
Tapered finger	Not recorded
Underdeveloped inner large forearm bone	Not recorded

Abnormality of the musculoskeletal system

Trait	How often it is seen
Double-Jointed	Always
Irregular vertebral endplates	Always
Narrow vertebral interpedicular distance	Always
Scoliosis	Always
Flattened vertebrae	Not recorded
Multiple joint dislocation	Not recorded
Spondyloepimetaphyseal dysplasia	Not recorded
Thin ribs	Not recorded

Abnormality of head or neck

Trait	How often it is seen
Long, narrow head	Not recorded
Short neck	Not recorded

Growth abnormality

Trait	How often it is seen
Obesity	Rarely (1–4%)
Short stature	Not recorded

Abnormality of the nervous system

Trait	How often it is seen
Delayed ability to walk	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 EXOC6B and how often each is seen. Find out more at hpo.jax.org.

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