Entrez Summary: The protein encoded by this gene is a phospholipase that hydrolyzes fatty acids at the sn-1 position of phosphatidylserine and 1-acyl-2-lysophosphatidylserine. This secreted protein hydrolyzes phosphatidylserine in liposomes. Three transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, May 2011].
UniProt Summary: Hydrolyzes the ester bond at the sn-1 position of glycerophospholipids and produces 2-acyl lysophospholipids. Hydrolyzes phosphatidylserine (PS) in the form of liposomes and 1- acyl-2 lysophosphatidylserine (lyso-PS), but not triolein, phosphatidylcholine (PC), phosphatidylethanolamine (PE), phosphatidic acid (PA) or phosphatidylinositol (PI). Isoform 2 hydrolyzes lyso-PS but not PS. Hydrolysis of lyso-PS in peritoneal mast cells activated by receptors for IgE leads to stimulate histamine production. {ECO:0000269|PubMed:10196188}.
Pfam DomainsGO Terms
Pfam Domains
Lipase
GO Terms
phosphatidylserine 1-acylhydrolase activity
phospholipase A1 activity
acrosomal membrane
phosphatidylserine acyl-chain remodeling
lipase activity
phosphatidylserine metabolic process
cellular modified amino acid metabolic process
lipid catabolic process
glycerophospholipid metabolic process
phospholipid metabolic process
glycerolipid metabolic process
organophosphate metabolic process
cellular lipid metabolic process
lipid metabolic process
extracellular space
organic substance catabolic process
extracellular region
CRISPR Data
Compound HitMost Correlated Genes in ChemogenomicsTissues where Essential in the Avana Dataset (DepMap 20Q1)