PROACTIVATOR POLYPEPTIDE PRECURSOR [CONTAINS: SAPOSIN A (PROTEIN A); SAPOSIN B (SPHINGOLIPID ACTIVATOR PROTEIN 1) (SAP-1) (CEREBROSIDE SULFATE ACTIVATOR) (CSACT) (DISPERSIN) (SULFATIDE/GM1 ACTIVATOR); SAPOSIN C (CO-BETA-GLUCOSIDASE) (A1 ACTIVATOR) (GLUCOSYLCERAMIDASE ACTIVATOR) (SPHINGOLIPID ACTIVATOR PROTEIN 2) (SAP-2); SAPOSIN D (PROTEIN C) (COMPONENT C)]. [Source:SWISSPROT;Acc:P07602]