Term Name:	sphingolipid activator protein activity
Synonyms:	saposin
Definition:	Any of a group of peptide cofactors of enzymes for the lysosomal degradation of sphingolipids. They stimulate various enzymes, including glucosylceramidase, galactosylceramidase, cerebroside-sulfatase, alpha-galactosidase, beta-galactosidase, and sphingomyelin phosphodiesterase.
Ontology:	GO: Molecular Function [GO:0030290]    QuickGO    AmiGO