Gene Information
Gene NameSAP1
OrganismHomo sapiens (Human)
Gene Length524
Protein NamesProsaposin (Proactivator polypeptide) [Cleaved into: Saposin-A (Protein A); Saposin-B-Val; Saposin-B (Cerebroside sulfate activator) (CSAct) (Dispersin) (Sphingolipid activator protein 1) (SAP-1) (Sulfatide/GM1 activator); Saposin-C (A1 activator) (Co-beta-glucosidase) (Glucosylceramidase activator) (Sphingolipid activator protein 2) (SAP-2); Saposin-D (Component C) (Protein C)]
Target NameNA
Target TypeNA
Gene AgeNA
Evolutionary StageNA
AlphaFoldDBP07602
Gene CardPSAP
Uniprot IDP07602
PfamPF02199; PF05184; PF03489
In ASDno
Allosteric PredictionNA
Ortholog in AnimalsNA
OhnologsNA
ParalogsNA
TissueNA
Tissue SpecificityNA
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 1M12  (NMR  1N69  (X-ray  2.20A  1SN6  (NMR  2DOB  (X-ray  2.00A  2GTG  (X-ray  2.40A  2QYP  (X-ray  2.45A  2R0R  (X-ray  2.50A  2R1Q  (X-ray  2.50A  2RB3  (X-ray  2.10A  2Z9A  (X-ray  2.50A  3BQP  (X-ray  1.30A  3BQQ  (X-ray  2.00A  4DDJ  (X-ray  1.90A  4UEX  (X-ray  1.80A  4V2O  (X-ray  2.13A  6SLR  (X-ray  2.38A 
DBSNP rs121918107  rs770171865  rs121918103  rs121918104  rs121918110 
Subcellular location [CC]Lysosome {ECO:0000269|PubMed:14657016, ECO:0000269|PubMed:21835174, ECO:0000269|PubMed:22431521}.;
[Prosaposin]: Secreted {ECO:0000250|UniProtKB:Q61207}. Note=Secreted as a fully glycosylated 70 kDa protein composed of complex glycans. {ECO:0000250|UniProtKB:Q61207}.
Mouse PG classificationNA
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