After several years of serving the research community, our ActiveDriverDB database will be retired on May 1st 2026. Please make sure to download any data you need and update your links or workflows before that date.
We want to sincerely thank all our users for their support, feedback, and collaboration over the years — your contributions have been invaluable to this project. A special thank you to Dr. Michal Krassowski for leading the development of our open-source software and database.
For any questions or assistance, please contact Jüri Reimand (juri.reimand@utoronto.ca).
MRE11A (NM_005590) - MRE11 homolog, double strand break repair nuclease
Double-Strand Break Repair Protein Mre11 Isoform 2
Legend
Mutation impacts
Sites
- C-linked
- N-linked
- O-linked
- S-linked
- SARS-CoV-2
Others
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Mutations Visualisation
Protein summary
This gene encodes a nuclear protein involved in homologous recombination, telomere length maintenance, and DNA double-strand break repair. By itself, the protein has 3' to 5' exonuclease activity and endonuclease activity. The protein forms a complex with the RAD50 homolog; this complex is required for nonhomologous joining of DNA ends and possesses increased single-stranded DNA endonuclease and 3' to 5' exonuclease activities. In conjunction with a DNA ligase, this protein promotes the joining of noncomplementary ends in vitro using short homologies near the ends of the DNA fragments. This gene has a pseudogene on chromosome 3. Alternative splicing of this gene results in two transcript variants encoding different isoforms. [provided by RefSeq, Jul 2008].
Publication Note:
This RefSeq record includes a subset of the publications that are available for this gene. Please see the Gene record to access additional publications.
Evidence data:
Transcript exon combination :: U37359.1 [ECO:0000332] RNAseq introns :: mixed/partial sample support SAMEA1965299, SAMEA1966682 [ECO:0000350]
- Strand
- -
- Chromosome
- 11
- Protein
- 680 residues
- All mutations
- 568
- PTM sites
- 58
- CDS
- 94,153,290 - 94,225,967
- Transcription
- 94,150,468 - 94,227,040