ID 3.1.25.1 DE deoxyribonuclease (pyrimidine dimer). AN endodeoxyribonuclease (pyrimidine dimer). CA Endonucleolytic cleavage near pyrimidine dimers to products with CA 5'-phosphate. CC -!- Acts on a damaged strand, 5' from the damaged site. CC -!- Similar enzymes: T4 endonuclease V, Escherichia coli endonuclease III CC and V, correndonuclease II. //