5-N(alpha)-putrescinyl-dTMP in DNA + phosphate => 5-phosphomethyl-dUMP in DNA + putrescine
5-n(alpha)-putrescinyl-dtmp in dna + phosphate => 5-phosphomethyl-dump in dna + putrescine
5-N(alpha)-putrescinyl-dTMP in DNA + phosphate => 5-phosphomethyl-dUMP in DNA + putrescine
5-n(alpha)-putrescinyl-dtmp in dna + phosphate => 5-phosphomethyl-dump in dna + putrescine