This product includes 400 ul of 10 x Buffer, 33 ul of 100 x Template, 33 ul of 100 x NTPs (50 mM ATP and 50 mM GTP) and 330 ul of 10 x fluorescence dye. It is for 100 assays of E. coli PNPase in a 384-well plate format. The assay This product includes all reagents except the enzyme.