DNA-3'-diphospho-5'-guanosine diphosphatase activity
dna-3'-diphospho-5'-guanosine diphosphatase activity
Catalysis of the reaction: a 3'-end 2'-deoxyribonucleotide-3'-diphospho-5'-guanosine-DNA + H2O = a 3'-end 2'-deoxyribonucleotide 3'-phosphate-DNA + GMP + 2 H+.