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Rare diseases · Sign or symptom

Abnormal glycosidase enzyme activity

HP:0003649

What it means

Abnormality of glycosidase enzyme activity. Glycoside hydrolases (GHs), including glycosidases and transglycosidases. These enzymes constitute 113 protein families that are responsible for the hydrolysis and/or transglycosylation of glycosidic bonds.

Glycosides are molecules with a sugar moiety bound to some other moiety.

Part of the broader category

Abnormal circulating enzyme concentration or activity

Also called: Abnormality of glycoside metabolism

Abnormal glycosidase enzyme activity

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This page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.