Traits

Traits linked to SLC2A3

solute carrier family 2 member 3

The Human Phenotype Ontology links 52 traits to SLC2A3, 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
Chorea	Very often (80–99%)
Increased reflexes	Very often (80–99%)
Mental deterioration	Very often (80–99%)
Abnormal gait	Often (30–79%)
Abnormality of balance	Often (30–79%)
Aggressive behavior	Often (30–79%)
Agitation	Often (30–79%)
Anxiety	Often (30–79%)
Boiling mad	Often (30–79%)
Clumsiness	Often (30–79%)
Decreased muscle movement	Often (30–79%)
Delusions	Often (30–79%)
Depression	Often (30–79%)
Disinhibition	Often (30–79%)
Dystonia	Often (30–79%)
Epilepsy	Often (30–79%)
Hallucinations	Often (30–79%)
Involuntary movements	Often (30–79%)
Irritability	Often (30–79%)
Jerking	Often (30–79%)
Lack of feeling, emotion, interest	Often (30–79%)
Memory impairment	Often (30–79%)
Mental slowness	Often (30–79%)
Obsessive compulsive behavior	Often (30–79%)
Poor fine motor coordination	Often (30–79%)
Slow movements	Often (30–79%)
Speech articulation difficulties	Often (30–79%)
Abnormal cerebral white matter morphology	Sometimes (5–29%)
Addictive alcohol use	Sometimes (5–29%)
Babinski sign	Sometimes (5–29%)
Caudate atrophy	Sometimes (5–29%)
Choking episodes	Sometimes (5–29%)
Clonus	Sometimes (5–29%)
Degeneration of cerebrum	Sometimes (5–29%)
Degeneration of the striatum	Sometimes (5–29%)
Difficulty staying or falling asleep	Sometimes (5–29%)
Excessive daytime sleepiness	Sometimes (5–29%)
Impaired visuospatial constructive cognition	Sometimes (5–29%)
Inability to speak	Sometimes (5–29%)
Inability to walk	Sometimes (5–29%)
Increased appetite	Sometimes (5–29%)
Suicidal ideation	Sometimes (5–29%)

Abnormality of the eye

Trait	How often it is seen
Abnormality of eye movement	Often (30–79%)
Staring gaze	Often (30–79%)

Abnormality of the musculoskeletal system

Trait	How often it is seen
Generalized muscle weakness	Often (30–79%)
Rigidity	Sometimes (5–29%)

Growth abnormality

Trait	How often it is seen
Weight loss	Often (30–79%)
Decreased body mass index	Sometimes (5–29%)

Abnormality of head or neck

Trait	How often it is seen
Abnormality of the sense of smell	Often (30–79%)

Abnormality of the digestive system

Trait	How often it is seen
Oral-pharyngeal dysphagia	Sometimes (5–29%)

Abnormality of the genitourinary system

Trait	How often it is seen
Abnormal libido	Often (30–79%)

Laboratory abnormality

Trait	How often it is seen
Abnormality of cholesterol metabolism	Sometimes (5–29%)

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 SLC2A3 and how often each is seen. Find out more at hpo.jax.org.

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