Immunogen sequence: EKENYHYVTI LMKGEVDVTH DSEPKNVEPE KNESWEWVPW EELPPLDQLF WGLRCLKEQG YDPFKEDLNH LVGYKGNHL Highest antigen sequence identity to the following orthologs: Mouse - 90%, Rat - 90%. Mediates the hydrolysis of some nucleoside diphosphate deriva