Summary

Name MRE11
Full Name Double-strand break repair protein MRE11
Synonyms Meiotic recombination 11 homolog 1, MRE11 homolog 1, Meiotic recombination 11 homolog A, MRE11 homolog A | HNGS1, MRE11
Primary ID P49959
Links - -
Type protein
Relations 17
Pathways DNA repair in cancer
Function Component of the MRN complex, which plays a central role in double-strand break (DSB) repair, DNA recombination, maintenance of telomere integrity and meiosis (PubMed:9651580, PubMed:9590181, PubMed:9705271, PubMed:11741547, PubMed:29670289). The complex possesses single-strand endonuclease activity and double-strand-specific 3'-5' exonuclease activity, which are provided by MRE11 (PubMed:9651580, PubMed:9590181, PubMed:9705271, PubMed:11741547, PubMed:29670289). RAD50 may be required to bind DNA ends and hold them in close proximity (PubMed:9651580, PubMed:9590181, PubMed:9705271, PubMed:11741547, PubMed:29670289). This could facilitate searches for short or long regions of sequence homology in the recombining DNA templates, and may also stimulate the activity of DNA ligases and/or restrict the nuclease activity of MRE11 to prevent nucleolytic degradation past a given point (PubMed:9651580, PubMed:9590181, PubMed:9705271, PubMed:11741547, PubMed:29670289, PubMed:30612738). The complex may also be required for DNA damage signaling via activation of the ATM kinase (PubMed:15064416). In telomeres the MRN complex may modulate t-loop formation (PubMed:10888888).

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates img/direct-activation.png phosphorylation MRE11 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:DNA repair in cancer
+ up-regulates activity img/direct-activation.png phosphorylation MRE11 0.2
Publications: 4 Organism: In Vitro
+ down-regulates activity img/direct_inhibition.png phosphorylation MRE11 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png phosphorylation MRE11 0.2
Publications: 1 Organism: In Vitro
+ up-regulates img/direct-activation.png binding NBN 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding ATM 0.2
Publications: 2 Organism: Homo Sapiens
Pathways:DNA repair in cancer
+ up-regulates img/direct-activation.png binding MRE11 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png relocalization MRE11 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding MRE11 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:DNA repair in cancer
+ form complex img/form-complex.png binding MRE11/RAD50/NBS1 0.2
Publications: 1
Pathways:DNA repair in cancer
+ up-regulates activity img/direct-activation.png binding MRE11 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding PIH1D1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding MRE11 0.2
Publications: 1 Organism: Homo Sapiens