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Merck
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MABE283

Sigma-Aldrich

Anti-p53 Antibody, clone PAb421

clone PAb421, from mouse

别名:

Cellular tumor antigen p53, Tumor suppressor p53

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About This Item

分類程式碼代碼:
12352203
eCl@ss:
32160702
NACRES:
NA.41

生物源

mouse

品質等級

抗體表格

purified immunoglobulin

抗體產品種類

primary antibodies

無性繁殖

PAb421, monoclonal

物種活性

human, mouse

技術

immunohistochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

同型

IgG2aκ

NCBI登錄號

UniProt登錄號

運輸包裝

wet ice

目標翻譯後修改

unmodified

基因資訊

mouse ... Trp53(22059)

一般說明

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.

特異性

This antibody recognizes amino acids 376-378 of human p53.

免疫原

Epitope: Amino acids 376-378 in human p53
Partially purified mouse p53

應用

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.).
Research Category
Epigenetics & Nuclear Function
Research Sub Category
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.

品質

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.

標靶描述

~53 kDa observed

外觀

Protein G Purified
Format: Purified
Purified mouse monoclonal IgG2aκ in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.

儲存和穩定性

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.

分析報告

Control
Mouse brain tissue lysate

其他說明

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

免責聲明

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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儲存類別代碼

12 - Non Combustible Liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析证书(COA)

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T Okamoto et al.
Oncogene, 19(54), 6194-6202 (2001-02-15)
The Y-box binding protein, YB-1, belongs to a family of multifunctional proteins which regulate gene expression on both transcriptional and translational levels. The tumor suppressor gene p53 displays growth suppressive properties by regulating gene expression through transcriptional regulation. We now
S C Kaul et al.
Neoplasia (New York, N.Y.), 3(2), 110-114 (2001-06-23)
The mouse mot-2 protein was earlier shown to bind to the tumor suppressor protein, p53. The mot-2 binding site of p53 was mapped to C-terminal amino acid residues 312-352, which includes the cytoplasmic sequestration domain. In the present study, we
Rie Takahashi et al.
The Journal of investigative dermatology, 134(3), 791-800 (2013-09-17)
The TP53 gene encodes 12 distinct isoforms, some of which can alter p53 activity in the absence of genomic alteration. Endogenous p53 isoforms have been identified in cancers; however, the function of these isoforms remains unclear. In melanoma, the frequency
Hidetaka Uramoto et al.
The Biochemical journal, 371(Pt 2), 301-310 (2003-01-22)
The CCAAT-binding transcription factor (CTF)/nuclear factor I (NF-I) group of cellular DNA-binding proteins recognizes the sequence GCCAAT and is implicated in eukaryotic transcription, as well as DNA replication. Molecular analysis of human CTF/NF-I cDNA clones revealed multiple mRNA species that
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

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