congenital disorder of glycosylation Il

Summary
Synonym
  • congenital disorder of glycosylation 1l
Definition
A congenital disorder of glycosylation I that is characterized by progressive microcephaly, hypotonia, developmental delay, drug-resistant infantile epilepsy, and hepatomegaly and has_material_basis_in homozygous mutation in the ALG9 gene on chromosome 11q23.
Super Class
autosomal recessive disease congenital disorder of glycosylation type I
Disease Ontology
DOID:0080564
Mondo Disease Ontology
ORDO
GARD
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
79796 ALG9 ALG9 alpha-1,2-mannosyltransferase
Related Glycoprotein
The Human Phenotype Ontology
Displaying entries 31 - 40 of 105 in total
HPO ID HPO Term
HP:0001250 Seizure
HP:0001252 Hypotonia
HP:0001263 Global developmental delay
HP:0001272 Cerebellar atrophy
HP:0001347 Hyperreflexia
HP:0001405 Periportal fibrosis
HP:0001407 Hepatic cysts
HP:0001539 Omphalocele
HP:0001558 Decreased fetal movement
HP:0001562 Oligohydramnios
Displaying 1 entry
Gene ID Gene Symbol Description
79796 ALG9 ALG9 alpha-1,2-mannosyltransferase

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026