npp Hydrolyzes pyrophosphate, phosphodiester and phosphosulfate linkages of nucleotide-sugars, sulfonucleotides and nucleoside di and triphosphates. Highest activity observed with the substrates ADP-glucose and adenosine 5'-phosphosulfate. Nucleotide pyrophosphatase/phosphodiesterase (Fragment) 368 NPP_HORVU AAVRASPDLLGSRGEDTASDGSVVWAKPYTFRAPPTPGQNSLQRIIVFGDMGKAERDGSNEFANYQPGSLNTTDRLIEDLDNYDIVFHIGDMPYANGYLSQWDQFTAQVAPISAKKPYMVASGNHERDWPNTGGFFDVKDSGGECGVPAETMYYYPAENRANFWYKVDYGMFRFCVGDSEHDWREGTPQYKFIEECLSTVDRKHQPWLIFTAHRVLGYSSNSWYADQGSFEEPEGRESLQKLWQRYRVDIAYFGHVHNYERTCPLYQSQCVNADKTHYSGTMNGTIFVVAGGGGSHLSSYTTAIPKWSIFRDHDYGFTKLTAFNHSSLLFEYMKSSDGKVYDSFTIHRDYRDVLSCVHDSCFPTTLAS