Anti-BRCA1 Antibody (3302)

Anti-BRCA1 Antibody (3302)

Product No.: 3302

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Clone
3A2
Target
BRCA1
Formats AvailableView All
Product Type
Monoclonal
Alternate Names
EC 2.3.2.27, RING finger protein 53, RING-type E3 ubiquitin transferase BRCA1
Isotype
Mouse IgG1
Applications
IHC
,
IHC FFPE
,
IP
,
WB

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Select Product Size

Data

Immunohistochemical analysis of paraffin-embedded Breast ca, using BRCA1(3302) antibody at 1:200 dilution.Immunohistochemical analysis of paraffin-embedded Breast ca, using BRCA1(3302) antibody at 1:200 dilution.
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Antibody Details

Product Details

Reactive Species
Human
Host Species
Mouse
Immunogen
GST fusion protein expressed in E. coli corresponding to aa 762-1315 of full-length BRCA1.
Product Concentration
Lot Specific
Formulation
PBS, pH 7.4
State of Matter
Liquid
Product Preparation
Purified by Protein G affinity chromatography
Storage and Handling
This antibody is stable for at least one (1) year at -70°C. Avoid multiple freeze-thaw cycles.
Regulatory Status
Research Use Only
Country of Origin
USA
Shipping
Next Day 2-8°C
Applications and Recommended Usage?
Quality Tested by Leinco
Immunoblotting: use at 1-10 ug/mL.

Immunoprecipitation: use at 1-10 ug/mL.

Immunohistochemistry: use at 1-10 ug/mL.

Positive controls: Any normal human tissue, especially those containing rapidly proliferating cells, such as lymphoid germinal centers.
Each investigator should determine their own optimal working dilution for specific applications. See directions on lot specific datasheets, as information may periodically change.

Description

Specificity
This antibody recognizes full-length BRCA1, a 220 kD nuclear phosphoprotein, and does not recognize the deltaexon 11 splice variant. In a high proportion of breast and ovarian cancer cell lines, BRCA1 aberrantly mislocates to the cytoplasm. Its usefulness to monitor functional inactivation of BRCA1 in sporadic breast cancers is under active investigation.
Function
E3 ubiquitin-protein ligase that specifically mediates the formation of 'Lys-6'-linked polyubiquitin chains and plays a central role in DNA repair by facilitating cellular responses to DNA damage (PubMed:12890688, PubMed:14976165, PubMed:16818604, PubMed:17525340, PubMed:12887909, PubMed:10500182, PubMed:19261748). It is unclear whether it also mediates the formation of other types of polyubiquitin chains (PubMed:12890688). The BRCA1-BARD1 heterodimer coordinates a diverse range of cellular pathways such as DNA damage repair, ubiquitination and transcriptional regulation to maintain genomic stability (PubMed:12890688, PubMed:14976165, PubMed:20351172). Regulates centrosomal microtubule nucleation (PubMed:18056443). Required for appropriate cell cycle arrests after ionizing irradiation in both the S-phase and the G2 phase of the cell cycle (PubMed:10724175, PubMed:12183412, PubMed:11836499, PubMed:19261748). Required for FANCD2 targeting to sites of DNA damage (PubMed:12887909). Inhibits lipid synthesis by binding to inactive phosphorylated ACACA and preventing its dephosphorylation (PubMed:16326698). Contributes to homologous rPubMed:10500182, PubMed:10724175, PubMed:11836499, PubMed:12183412, PubMed:12887909, PubMed:12890688, PubMed:14976165, PubMed:16326698, PubMed:16818604, PubMed:17525340, PubMed:18056443, PubMed:19261748, PubMed:19369211, PubMed:20160719, PubMed:20351172}.
NCBI Gene Bank ID
UniProt.org
Research Area
Cancer Research

References & Citations

Chen, Y et al. (1995) Science 270: 789- 791
Chen, C-F et al. (1995) J Biol Chem 271: 32863-32868
Chen, Y et al. (1996) Cancer Res 56: 3168-3172.
IHC
IHC FFPE
Immunoprecipitation Protocol
General Western Blot Protocol

Certificate of Analysis

Formats Available

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Prod No.
Description
3302
Disclaimer AlertProducts are for research use only. Not for use in diagnostic or therapeutic procedures.