《英文msh词典》Polymerase,DNA-Directed DNA
[入口词] Polymerase,DNA-Directed DNA
[主题词] DNA-Directed DNA Polymerase
[英文释义] DNA-dependent DNA polymerases found in bacteria,animal and plant cells. During the replication process,these enzymes catalyze the addition of deoxyribonucleotide residues to the end of a DNA strand in the presence of DNA as template-primer. They also possess exonuclease activity and therefore function in DNA repair. EC 2.7.7.7.