combined saposin deficiency

Summary
Synonym
  • PSAPD
  • combined SAP deficiency
  • encephalopathy due to prosaposin deficiency
Definition
A sphingolipidosis characterized by absence of expression of both isoforms of PSAP (SAP1 and SAP2) resulting in hepatosplenomegaly and severe neurological disease that has_material_basis_in homozygous or coumpound heterozygous mutation in PSAP on 10q22.1.
Super Class
sphingolipidosis
External Links
Disease Ontology
DOID:0111330
Mondo Disease Ontology
MeSH
ORDO
OMIM
MGI genotype (from TogoID)
Related Genes
Displaying all 2 entries
Gene ID Gene Symbol Description Source
427 ASAH1 N-acylsphingosine amidohydrolase 1
5660 PSAP prosaposin
Related Glycoprotein
Displaying all 2 entries
UniProt ID Protein Name Source
P07602 Prosaposin
Q13510 Acid ceramidase
The Human Phenotype Ontology
Displaying entries 21 - 24 of 24 in total
HPO ID HPO Term
HP:0011968 Feeding difficulties
HP:0002079 Hypoplasia of the corpus callosum
HP:0003623 Neonatal onset
HP:0002518 Abnormal periventricular white matter morphology
Displaying 1 entry
Gene ID Gene Symbol Description
5660 PSAP prosaposin

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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: August 19, 2024