MABE283
Anti-p53 Antibody, clone PAb421
clone PAb421, from mouse
Synonym(s):
Cellular tumor antigen p53, Tumor suppressor p53
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About This Item
UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41
Recommended Products
biological source
mouse
Quality Level
antibody form
purified immunoglobulin
antibody product type
primary antibodies
clone
PAb421, monoclonal
species reactivity
human, mouse
technique(s)
immunohistochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable
isotype
IgG2aκ
NCBI accession no.
UniProt accession no.
shipped in
wet ice
target post-translational modification
unmodified
Gene Information
mouse ... Trp53(22059)
General description
p53 was discovered in 1979 as a cellular protein associating with the transforming protein of SV40 tumor virus. Since then, many different biochemical functions have been attributed to the 53 kDa phosphoprotein. Experimental evidence has suggested that p53 acts as a negative regulator of cell growth in normal cells). Thus, the inactivation or mutation of p53 may be an essential step in the development of malignancy. Wild-type p53 levels in normal cells and tissues were found to be very low. Mutant p53 polypeptide, however, is often found to be present at high concentrations in mammalian tumors and tumor cell lines. For example, in an immuno-histochemistry study 40% of human breast cancer showed elevated levels of mutant p53 in the cell nucleus. Mutations of the p53 protein have some characteristic features: Most of them are missense point mutations giving rise to an altered protein function. Also, many, but not all, mutant p53 proteins exhibit a common mutant structure, which can be recognized by monoclonal antibodies specific for p53 in the mutant conformation.
Specificity
This antibody recognizes amino acids 376-378 of human p53.
Immunogen
Epitope: Amino acids 376-378 in human p53
Partially purified mouse p53
Application
Immunoprecipitation Analysis: A representative lot from independent laboratory immunoprecipitated p53 in IP (Lehman, T. A., et al. (1991). Cancer Res. 51(15):4090-4096.; Harlow, E., et al. (1981). J Virol. 39(3):861-869.)
Immunohistochemistry Analysis: A representative lot from an independent laboratory detected p53 in human breast cancer tissue (Davidoff, A. M., et al. (1992). Proc Natl Acad Sci USA. 89(8):3439-3442.).
Immunohistochemistry Analysis: A representative lot from an independent laboratory detected p53 in human breast cancer tissue (Davidoff, A. M., et al. (1992). Proc Natl Acad Sci USA. 89(8):3439-3442.).
Research Category
Epigenetics & Nuclear Function
Epigenetics & Nuclear Function
Research Sub Category
Cell Cycle, DNA Replication & Repair
Cell Cycle, DNA Replication & Repair
Use Anti-p53 Antibody, clone PAb421 (Mouse Monoclonal Antibody) validated in WB, IP, IHC to detect p53 also known as Cellular tumor antigen p53, Tumor suppressor p53.
Quality
Evaluated by Western Blot in mouse brain tissue lysate.
Western Blot Analysis: 1 µg/mL of this antibody detected p53 in 10 µg of mouse brain tissue lysate.
Western Blot Analysis: 1 µg/mL of this antibody detected p53 in 10 µg of mouse brain tissue lysate.
Target description
~53 kDa observed
Physical form
Format: Purified
Protein G Purified
Purified mouse monoclonal IgG2aκ in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.
Storage and Stability
Stable for 1 year at 2-8°C from date of receipt.
Note: Variability in freezer temperatures below -20°C may cause glycerol containing solutions to become frozen during storage.
Note: Variability in freezer temperatures below -20°C may cause glycerol containing solutions to become frozen during storage.
Analysis Note
Control
Mouse brain tissue lysate
Mouse brain tissue lysate
Other Notes
Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.
Disclaimer
Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.
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Storage Class Code
12 - Non Combustible Liquids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Meiqiongzi Zhang et al.
Frontiers in oncology, 7, 323-323 (2018-01-23)
The tumor suppressor gene TP53 is inactivated by mutation in a large fraction of human tumors. Around 10% of TP53 mutations are nonsense mutations that lead to premature termination of translation and expression of truncated unstable and non-functional p53 protein.
Richard D Dinnen et al.
The Journal of biological chemistry, 282(37), 26675-26686 (2007-07-20)
Cancer cells escape apoptosis by intrinsic or acquired mechanisms of drug resistance. An alternative strategy to circumvent resistance to apoptosis could be through redirection into other death pathways, such as necrosis. However, necrosis is a nonspecific, nontargeted process resulting in
C M Simbulan-Rosenthal et al.
Neoplasia (New York, N.Y.), 3(3), 179-188 (2001-08-09)
The tumor-suppressor p53 undergoes extensive poly(ADP-ribosyl)ation early during apoptosis in human osteosarcoma cells, and degradation of poly(ADP-ribose) (PAR) attached to p53 coincides with poly(ADP-ribose)polymerase-1, (PARP-1) cleavage, and expression of p53 target genes. The mechanism by which poly(ADP-ribosyl)ation may regulate p53
R Wadhwa et al.
Cell research, 9(4), 261-269 (2000-01-11)
In previous studies we have reported that a high level of expression of mot-2 protein results in malignant transformation of NIH 3T3 cells as analyzed by anchorage independent growth and nude mice assays [Kaul et al., Oncogene, 17, 907-11, 1998].
M-H Lee et al.
Oncogenesis, 1, e25-e25 (2012-01-01)
Expression of metastasis-associated protein 1 (MTA1) gene correlates with the degree of invasion and metastasis in hepatocellular carcinoma (HCC). Expression of MTA1 is induced by hepatitis B virus X protein (HBx); however, little is known about the transcriptional regulation of
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