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- Table of Contents
Facts about Actin-related protein 2/3 complex subunit 1B.
Besides its function in the cytoplasmic cytoskeleton, the Arp2/3 complex also promotes actin polymerization in the nucleus, thereby regulating gene transcription and repair of damaged DNA (PubMed:29925947). The Arp2/3 complex promotes homologous recombination (HR) repair in response to DNA damage by promoting nuclear actin polymerization, resulting in drive motility of double-strand breaks (DSBs) (PubMed:29925947).
| Human | |
|---|---|
| Gene Name: | ARPC1B |
| Uniprot: | O15143 |
| Entrez: | 10095 |

| Belongs to: |
|---|
| WD repeat ARPC1 family |

actin related protein 2/3 complex, subunit 1B (41 kD); actin related protein 2/3 complex, subunit 1B, 41kDa; actin-related protein 2/3 complex subunit 1B; ARC41p41-ARCp40-ARC; Arp2/3 complex 41 kDa subunit; ARP2/3 protein complex subunit p41
Mass (kDA):
40.95 kDA

| Human | |
|---|---|
| Location: | 7q22.1 |
| Sequence: | 7; NC_000007.14 (99374254..99394816) |
Cytoplasm, cytoskeleton. Nucleus.





PMID: 9230079 by Welch M.D., et al. The human Arp2/3 complex is composed of evolutionarily conserved subunits and is localized to cellular regions of dynamic actin filament assembly.
PMID: 11741539 by Gournier H., et al. Reconstitution of human Arp2/3 complex reveals critical roles of individual subunits in complex structure and activity.