raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:708651

Phosphoribosylformylglycinamidine synthase deficiency

Synonyms: PFAS deficiency

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Infancy, Neonatal
Status
active

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enPhosphoribosylformylglycinamidine synthase deficiencyPFAS deficiency
frDéficit en phosphoribosylformylglycinamidine synthaseDéficit en PFAS
dePhosphoribosylformylglycinamidin-Synthase-DefizienzPFAS-Mangel
esDeficiencia de fosforribosilformilglicinamidina sintasaDeficiencia de PFAS
itDeficit della fosforibosilformilglicinamidina sintasiDeficit di PFAS
nlDeficiëntie van fosforibosylformylglycinamidinesynthasePFAS-deficiëntie
ptPhosphoribosylformylglycinamidine synthase deficiency
plNiedobór syntazy fosforybozyloformyloglicynoamidyny= en
csPhosphoribosylformylglycinamidine synthase deficiency= en
2

Cross-references

qualifier = Orphanet mapping relation

No cross-references in this release.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (3):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
PFASDisease-causing germline mutation(s) inAssessedHGNC:8863ENSG0000017892160213317p13.1phosphoribosylformylglycinamidine synthase40421664[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated40421664[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidated40421664[PMID]_ORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card