Trait

Abnormal saccadic eye movements

An abnormality of eye movement characterized by impairment of fast (saccadic) eye movements.

Also called: Abnormality of saccadic eye movements
Body system: Abnormality of the eye

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17 genes linked to Abnormal saccadic eye movements

Changes in these genes cause rare conditions in which Abnormal saccadic eye movements is seen. Most people with this trait have none of those conditions, and a gene on this list says nothing about anyone's own genome.

Gene	How often it is seen	Conditions
MAU2MAU2 sister chromatid cohesion factor	Always	In 1 condition
MAPTmicrotubule associated protein tau	Very often (80–99%)	In 3 conditions
DAGLAdiacylglycerol lipase alpha	Often (30–79%)	In 1 condition
FXNfrataxin	Often (30–79%)	In 1 condition
GBA2glucosylceramidase beta 2	Often (30–79%)	In 1 condition
ITPR1inositol 1,4,5-trisphosphate receptor type 1	Often (30–79%)	In 1 condition
KIF1Akinesin family member 1A	Often (30–79%)	In 1 condition
VPS13Dvacuolar protein sorting 13 homolog D	Often (30–79%)	In 1 condition
VPS41VPS41 subunit of HOPS complex	Often (30–79%)	In 1 condition
PNKPpolynucleotide kinase 3'-phosphatase	Sometimes (5–29%)	In 1 condition
PRNPprion protein (Kanno blood group)	Sometimes (5–29%)	In 1 condition
SOX3SRY-box transcription factor 3	Sometimes (5–29%)	In 1 condition
SYNE1spectrin repeat containing nuclear envelope protein 1	Sometimes (5–29%)	In 1 condition
TUBB3tubulin beta 3 class III	Sometimes (5–29%)	In 1 condition
GBA1glucosylceramidase beta 1	Rarely (1–4%)	In 1 condition
INPP5Einositol polyphosphate-5-phosphatase E	Not recorded	In 1 condition
TMEM216transmembrane protein 216	Not recorded	In 1 condition

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.

Narrower traits

Broader traits

Abnormality of eye movement

Where this comes from

The Human Phenotype Ontology, release 2026-09-01: the trait, its names, its definition and the genes linked to it. Find out more at hpo.jax.org.
Data release 2026.10.17-8666dff2.

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