Summary

Name PCNA
Full Name Proliferating cell nuclear antigen
Synonyms PCNA, Cyclin
Primary ID P12004
Links - -
Type protein
Relations 17
Function Auxiliary protein of DNA polymerase delta and is involved in the control of eukaryotic DNA replication by increasing the polymerase's processibility during elongation of the leading strand. Induces a robust stimulatory effect on the 3'-5' exonuclease and 3'-phosphodiesterase, but not apurinic-apyrimidinic (AP) endonuclease, APEX2 activities. Has to be loaded onto DNA in order to be able to stimulate APEX2. Plays a key role in DNA damage response (DDR) by being conveniently positioned at the replication fork to coordinate DNA replication with DNA repair and DNA damage tolerance pathways (PubMed:24939902). Acts as a loading platform to recruit DDR proteins that allow completion of DNA replication after DNA damage and promote postreplication repair

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png ubiquitination PCNA
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png ubiquitination PCNA 0.487
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PCNA 0.2
Publications: 3 Organism: In Vitro
+ up-regulates img/direct-activation.png phosphorylation PCNA 0.345
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination PCNA
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png ubiquitination PCNA 0.536
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding NCR2 0.31
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png binding PCNA 0.755
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding DNA polymerase delta 0.765
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates activity img/direct-activation.png binding DNA polymerase epsilon 0.561
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation PCNA 0.466
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding PCNA 0.81
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates img/direct-activation.png ubiquitination PCNA 0.841
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation PCNA 0.478
Publications: 1 Organism: Homo Sapiens