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Merck
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Key Documents

ABN1449

Sigma-Aldrich

Anti-CXCR-4

from rabbit, purified by affinity chromatography

别名:

C-X-C chemokine receptor type 4, CXC-R4, FB22, Fusin, HM89, LCR1, Leukocyte-derived seven transmembrane domain receptor, LESTR, Lipopolysaccharide-associated protein 3, LAP-3, LPS-associated protein 3, NPYRL, Stromal cell-derived factor 1 receptor, SDF-1

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About This Item

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

生物源

rabbit

品質等級

抗體表格

affinity isolated antibody

抗體產品種類

primary antibodies

無性繁殖

polyclonal

純化經由

affinity chromatography

物種活性

human

包裝

antibody small pack of 25 μL

技術

immunohistochemistry: suitable (paraffin)
western blot: suitable

NCBI登錄號

UniProt登錄號

運輸包裝

ambient

目標翻譯後修改

unmodified

基因資訊

human ... CXCR4(7852)

一般說明

C-X-C chemokine receptor type 4 (UniProt: P61073; also known as CXC-R4, CXCR-4, FB22, Fusin, HM89, LCR1, Leukocyte-derived seven transmembrane domain receptor, LESTR, Lipopolysaccharide-associated protein 3, LAP-3, LPS-associated protein 3, NPYRL, Stromal cell-derived factor 1 receptor, SDF-1 receptor, CD184) is encoded by the CXCR4 gene (Gene ID: 7852) in human. CXCR-4 is a receptor for the C-X-C chemokine CXCL12/SDF-1 that transduces a signal by increasing intracellular calcium levels and enhancing MAPK1/MAPK3 activation. CXCR-4 is expressed in numerous tissues and two isoforms have been reported that are generated by alternative splicing. Isoform 1 is the predominant form in all tissues tested. CXCR-4 is rapidly phosphorylated on serine and threonine residues in the C-terminal upon agonist stimulation. Phosphorylation at Ser324 and Ser325 leads to recruitment of ITCH (E3 ubiquitin-protein ligase), ubiquitination and protein degradation. Sulfation on Tyr21 is shown to be essential for efficient binding of CXCL12/SDF-1alpha and it promotes its dimerization. Tyr7 and Tyr12 are sulfated in a sequential manner following complete sulfation of Tyr21. CXCR-4 acts as a co-receptor for human HIV-1 virus isolates (CD4 being the primary receptor) and as a primary receptor for HIV-2 isolates. CXCR-4 can also bind bacterial lipopolysaccharide (LPS) and mediate LPS-induced inflammatory response, including TNF-alpha secretion by monocytes. Mutations in CXCR4 gene cause WHIM syndrome that is characterized by neutropenia, hypogammaglobulinemia and extensive human papillomavirus (HPV) infection.

特異性

This rabbit polyclonal antibody detects CXCR-4 in human cells. It targets an epitope within 12 amino acids from the N-terminal region. Immunogen sequence is conserved between isoforms 1 and 2. Hence, it may react with both isoforms.

免疫原

Epitope: N-terminus
KLH-conjugated linear peptide corresponding to 12 amino acids from the N-terminal region of human CXCR-4.

應用

Anti-CXCR-4 Antibody, Cat. No. ABN1449, is a highly specific rabbit polyclonal antibody that targets human CXCR-4 and has been tested in Immunohistochemistry (Paraffin) and Western Blotting.
Immunohistochemistry (Paraffin) Analysis: A 1:250 dilution from a representative lot detected CXCR-4 in human bone marrow, human pancreas, human breast and human prostate tissues.
Research Category
Neuroscience

品質

Evaluated by Western Blotting in Raji membrane extract.

Western Blotting Analysis: A 1:500 dilution of this antibody detected CXCR-4 in 10 µg of Raji membrane extract.

標靶描述

~53 kDa observed; 39.75 kDa calculated. Calculated molecular weight is 40 kDa but we observed it larger at around ~50 kDaUncharacterized bands may be observed in some lysate(s).

外觀

Affinity Purified
Purified rabbit polyclonal antibody 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.

其他說明

Concentration: Please refer to lot specific datasheet.

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


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