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Traits

Traits linked to GLDC

glycine decarboxylase

The Human Phenotype Ontology links 18 traits to GLDC, 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
Agenesis of corpus callosumNot recorded
Aggressive behaviorNot recorded
Decreased reflex responseNot recorded
EncephalopathyNot recorded
EpilepsyNot recorded
ImpulsivityNot recorded
Increased reflexesNot recorded
Intellectual disabilityNot recorded
IrritabilityNot recorded
JerkingNot recorded
LethargyNot recorded
More active than typicalNot recorded
RestlessnessNot recorded

Abnormality of the musculoskeletal system

TraitHow often it is seen
Generalized decreased muscle toneNot recorded
Low muscle toneNot recorded

Laboratory abnormality

TraitHow often it is seen
Elevated blood glycine levelsNot recorded
High urine glycine levelsNot recorded

Constitutional symptom

TraitHow often it is seen
HiccupNot recorded

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

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