tokens: In a reconstituted human DNA repair system containing DNA polymerase beta and DNA ligase III-XRCC1 , accurate rejoining of a 3 ' mismatched base residue at a single-strand break is dependent on addition of the exonuclease .
folded_tokens: in a reconstitute human dna repair system contain dna polymerase beta and dna ligase iii-xrcc1 , accurate rejoin of a 3 ' mismatched base residue at a single-strand break be dependent on addition of the exonuclease .