In Vitro Repair of Apurinic Sites in DNA

AUTOR(ES)
RESUMO

Apurinic sites disappear from DNA during an incubation of the DNA with the Escherichia coli endonuclease specific for apurinic sites, DNA polymerase I (EC 2.7.7.7.), and T4 ligase (EC 6.5.1.1). Omission of any one of these three enzymes and, in particular, omission of the endonuclease specific for apurinic sites prevents this in vitro repair.

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