Human Acid sphingomyelinase-like phosphodiesterase 3a Protein is a recombinant protein from Human produced in Human Cells. Recombinant Human Acid sphingomyelinase-like phosphodiesterase 3a is produced by our Mammalian expression system and the target gene encoding Leu23-Tyr453 is expressed with a 6His tag at the C-terminus.