Anti-Proteasome Activator Subunit 4/PSME4 antibody
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(4 Publications)
Rabbit Polyclonal Proteasome Activator Subunit 4/PSME4 antibody. Suitable for WB, ICC/IF and reacts with Mouse, Human samples. Cited in 4 publications. Immunogen corresponding to Synthetic Peptide within Human PSME4 aa 1700-1750.
View Alternative Names
BLM10, KIAA0077, PSME4, Proteasome activator complex subunit 4, Proteasome activator PA200, Protein BLM10 homolog, Blm10, hBlm10
- WB
Supplier Data
Western blot - Anti-Proteasome Activator Subunit 4/PSME4 antibody (AB5620)
All lanes:
Western blot - Anti-Proteasome Activator Subunit 4/PSME4 antibody (ab5620) at 1/2000 dilution
All lanes:
Mouse testis tissue lysate at 25 µg
Secondary
All lanes:
HRP-conjugated anti-rabbit
Predicted band size: 211 kDa
Observed band size: 160 kDa,200 kDa
true
- ICC/IF
Unknown
Immunocytochemistry/ Immunofluorescence - Anti-Proteasome Activator Subunit 4/PSME4 antibody (AB5620)
ICC/IF image of ab5620 stained HeLa cells. The cells were 4% formaldehyde fixed (10 min) and then incubated in 1% BSA / 10% normal goat serum / 0.3M glycine in 0.1% PBS-Tween for 1h to permeabilise the cells and block non-specific protein-protein interactions. The cells were then incubated with the antibody (ab5620, 5μg/ml) overnight at +4°C. The secondary antibody (green) was Alexa Fluor® 488 goat anti-rabbit IgG (H+L) used at a 1/1000 dilution for 1h. Alexa Fluor® 594 WGA was used to label plasma membranes (red) at a 1/200 dilution for 1h. DAPI was used to stain the cell nuclei (blue) at a concentration of 1.43μM.
- WB
Supplier Data
Western blot - Anti-Proteasome Activator Subunit 4/PSME4 antibody (AB5620)
A 200 kDa band corresponding to PSME4 was observed in HeLa, Jurkat, and mouse testis. In addition, a 140 kDa band corresponding to an isoform of PSME4 was observed across the cell lines and tissues tested.
Blocking - 5% skimmed milk
All lanes:
Western blot - Anti-Proteasome Activator Subunit 4/PSME4 antibody (ab5620) at 1/250 dilution
Lane 1:
HeLa whole cell extract at 30 µg
Lane 2:
Jurkat whole cell extract at 30 µg
Lane 3:
Mouse testis tissue extract at 30 µg
Lane 4:
Mouse pancreas tissue extract at 30 µg
Lane 5:
Rat pancreas tissue extract at 30 µg
Secondary
All lanes:
Goat anti-Rabbit IgG (H+L) HRP conjugate at 1/4000 dilution
Predicted band size: 211 kDa
false
Reactivity data
Properties and storage information
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Purity
Storage buffer
Shipped at conditions
Appropriate short-term storage duration
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
PSME4 functions as part of a complex that enhances proteasome-mediated protein degradation. This complex formation improves the efficiency of protein processing by recruiting specific substrates for degradation. PSME4 is involved in DNA repair processes and plays a role in spermatogenesis contributing to proper cell cycle progression and genomic stability. The protein's activity in these biological functions demonstrates its importance in maintaining cellular homeostasis.
Pathways
PSME4 is intricately involved in the ubiquitin-proteasome pathway and the DNA damage response pathway which are essential for maintaining protein quality control and genomic integrity. PSME4 interacts with other proteins such as RAD23B facilitating the repair of damaged DNA. By integrating into these pathways PSME4 ensures the proper execution of critical cellular processes and responds to stress-related signals.
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Target data
Publications (4)
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The Journal of neuroscience : the official journal of the Society for Neuroscience 43:1310-1320 PubMed36717228
2023
Applications
Unspecified application
Species
Unspecified reactive species
Archives of biochemistry and biophysics 523:181-90 PubMed22564544
2012
Applications
WB
Species
Mouse
American journal of physiology. Endocrinology and 295:E595-604 PubMed18577697
2008
Applications
WB
Species
Human
FEBS letters 581:5543-7 PubMed17991438
2007
Applications
Unspecified application
Species
Unspecified reactive species
Product promise
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