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- Table of Contents
Facts about E3 ubiquitin-protein ligase RFWD3.
Acts by mediating ubiquitination of the RPA complex (RPA1, RPA2 and RPA3 subunits) and RAD51 at stalled replication forks, leading to eliminate them from DNA damage sites and promote homologous recombination (PubMed:26474068, PubMed:28575657, PubMed:28575658). Also mediates the ubiquitination of p53/TP53 in the late response to DNA damage, and acts as a positive regulator of p53/TP53 stability, thereby regulating the G1/S DNA damage checkpoint (PubMed:20173098).
Human | |
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Gene Name: | RFWD3 |
Uniprot: | Q6PCD5 |
Entrez: | 55159 |
Belongs to: |
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No superfamily |
EC 6.3.2.-; FLJ10520; ring finger and WD repeat domain 3; RING finger and WD repeat domain-containing protein 3; RING finger protein 201; RNF201E3 ubiquitin-protein ligase RFWD3
Mass (kDA):
85.094 kDA
Human | |
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Location: | 16q23.1 |
Sequence: | 16; NC_000016.10 (74621396..74666892, complement) |
Nucleus. Nucleus, PML body. Cytoplasm. In undamaged cells, found both in the cytoplasm and in the nucleus, partially associated with PML nuclear bodies (PubMed:21558276). In response to replication block, such as that caused by hydroxyurea treatment, or to DNA damage caused by ionizing radiations or doxorubicin, recruited to the nucleus, to stalled replication forks or to sites of DNA repair (PubMed:21504906, PubMed:28575657). This recruitment depends upon RPA2 (PubMed:21504906).
PMID: 20173098 by Fu X., et al. RFWD3-Mdm2 ubiquitin ligase complex positively regulates p53 stability in response to DNA damage.
PMID: 21504906 by Gong Z., et al. E3 ligase RFWD3 participates in replication checkpoint control.