P1 nuclease

P1 nuclease

P1 nuclease is a nuclease that works on single-stranded DNA as well as RNA. P1 nuclease cleaves at every position yielding nucleoside 5' monophosphates. It is useful at removing single stranded strands hanging off the end of double stranded DNA and at completely cleaving melted DNA for simple DNA composition analysis. The enzyme does not recognize or act on double-stranded DNA.