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by hullah
Wed Nov 10, 2010 5:31 am
Forum: Molecular Biology
Topic: Mismatch DNA repair
Replies: 4
Views: 4907

Mismatch DNA repair

Base excision and nucleotide excision based DNA repair in E. coli use DNA polymerase I but the DNA mismatch repair of the daughter strand (unmethylated) uses DNA polymerase III to fill up the excised DNA strand. I can not explain the basis of using two different polymerases to perform apparently the...