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TP53BP1 tumor protein p53 binding protein 1

Gene ID: 7158, updated on 12-Nov-2024
Gene type: protein coding
Also known as: p202; 53BP1; TDRD30; p53BP1

Summary

This gene encodes a protein that functions in the DNA double-strand break repair pathway choice, promoting non-homologous end joining (NHEJ) pathways, and limiting homologous recombination. This protein plays multiple roles in the DNA damage response, including promoting checkpoint signaling following DNA damage, acting as a scaffold for recruitment of DNA damage response proteins to damaged chromatin, and promoting NHEJ pathways by limiting end resection following a double-strand break. These roles are also important during V(D)J recombination, class switch recombination and at unprotected telomeres. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Aug 2017]

Genomic context

Location:
15q15.3
Sequence:
Chromosome: 15; NC_000015.10 (43403061..43510640, complement)
Total number of exons:
32

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