3.6.1.5	a nucleoside 5'-diphosphate + H2O = a nucleoside 5'-phosphate + phosphate	
3.6.1.5	a nucleoside 5'-triphosphate + 2 H2O = a nucleoside 5'-phosphate + 2 phosphate	
3.6.1.5	a nucleoside 5'-triphosphate + H2O = a nucleoside 5'-diphosphate + phosphate