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. 2021 Jan 27;13(3):479. doi: 10.3390/cancers13030479

Table 1.

Effect of TP53 on different DNA repair pathways; BER—base excision repair; NER—nucleotide excision repair; HR—homologous recombination; wt—wild-type.

TP53 Status DNA Repair Pathway Effect on DNA Repair Citation
TP53 missense mutation BER APE1 regulation [41]
Hot-spot tumor-derived TP53 mutants BER Does not enhance activity of repair pathway in comparison with wt p53 [39]
Arg273His mutant TP53 NER Does not inhibit XPD (Rad3) and XPB DNA helicase activities in comparison with wt p53 [47]
p53 knock out NER Increase in chromosomal abnormalities [48]
R248W and R273H mutant TP53 HR Interaction with MRE11; inter-chromosomal translocations [50]