sphingolipid activator protein activity

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. [ https://www.worldcat.org/search?q=bn%3A0198506732 ]

This is just here as a test because I lose it