Description
Ectonucleotide pyrophosphatase/ phosphodiesterase 7 (ENPP7), also known as alkaline sphingomyelinase (alk-Smase), is a member of nucleotide phosphodiesterase (NPP) family and is expressed in the intestines and humanbile. ENPP7 is a single-passtypeⅠmembrane protein,and islocalized at th esurface of the microvilla rmembrane in small lintestine enterocytes, as well as in endosome-like structures and in Golgicomplex