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Highest antigen sequence indentity to the following orthologs: Mouse (51%), Rat (51%).
This recombinant protein control fragment may be used for blocking experiments with the corresponding antibody, PA5-82153. In IHC/ICC and WB experiments, we recommend a 100x molar excess of the protein fragment control based on the concentration and the molecular weight. Pre-incubate the antibody-protein control fragment mixture for 30 min at room temperature.
PSAP is a highly conserved glycoprotein which is a precursor for 4 cleavage products: saposins A, B, C, and D. Each domain of the precursor protein is approximately 80 amino acid residues long with nearly identical placement of cysteine residues and glycosylation sites. Saposins A-D localize primarily to the lysosomal compartment where they facilitate the catabolism of glycosphingolipids with short oligosaccharide groups. The precursor protein exists both as a secretory protein and as an integral membrane protein and has neurotrophic activities.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
Protein Aliases: Proactivator polypeptide; Prosaposin; sphingolipid activator protein-1
Gene Aliases: GLBA; PSAP; SAP1
UniProt ID: (Human) P07602
Entrez Gene ID: (Human) 5660
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