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Western Blot (WB) (Western blot analysis of CD81 using K562 whole cell lysates)

Rabbit anti-Human CD81 Polyclonal Antibody | anti-CD81 antibody

CD81 Antibody

Gene Names
CD81; S5.7; CVID6; TAPA1; TSPAN28
Reactivity
Human
Applications
Western Blot, ELISA
Purity
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin.
Synonyms
CD81; Polyclonal Antibody; CD81 Antibody; 26 kDa cell surface protein TAPA 1; 26 kDa cell surface protein TAPA-1; 26 kDa cell surface protein TAPA1; CD 81; CD81 antigen (target of antiproliferative antibody 1); CD81 antigen; CD81 molecule; CD81_HUMAN; CVID6; S5.7; TAPA 1; TAPA1; Target of the antiproliferative antibody 1; Tetraspanin 28; Tetraspanin-28; Tetraspanin28; Tspan 28; Tspan-28; Tspan28; anti-CD81 antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human
Clonality
Polyclonal
Isotype
IgG
Specificity
CD81 antibody detects endogenous levels of total CD81
Purity/Purification
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin.
Form/Format
Liquid
Phosphate buffered saline, pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Concentration
1mg/ml (varies by lot)
Sequence Length
165
Applicable Applications for anti-CD81 antibody
Western Blot (WB), ELISA (EIA)
Application Notes
WB: 1:1000-3000
Immunogen
A synthesized peptide derived from human CD81
Subcellular Location
Membrane.
Tissue Specificity
Hematolymphoid, neuroectodermal and mesenchymal tumor cell lines.
Conjugation
Unconjugated
Preparation and Storage
Store at -20 degree C. Stable for 12 months from date of receipt.

Western Blot (WB)

(Western blot analysis of CD81 using K562 whole cell lysates)

Western Blot (WB) (Western blot analysis of CD81 using K562 whole cell lysates)
Related Product Information for anti-CD81 antibody
Function: May play an important role in the regulation of lymphoma cell growth. Interacts with a 16-kDa Leu-13 protein to form a complex possibly involved in signal transduction. May act as the viral receptor for HCV.
Subunit Structure: Homodimer (PubMed:20375010). Interacts directly with IGSF8 (PubMed:11504738). Interacts with CD53 and SCIMP (PubMed:21930792). Interacts with IFITM1 (PubMed:2398277). Interacts with IFITM2 and IFITM3 (By similarity). Part of a GPCR-tetraspanin complex consisting at least of ADGRG1, CD81, eventually CD9, and GNA11 in which CD81 enhances the association of ADGRG1 with GNA11 (PubMed:15004227). Interacts with CLDN1 (PubMed:20375010, PubMed:21516087). Interacts with CLDN6 and CLDN9 (PubMed:20375010). Interacts (via the second extracellular domain) with integrin ITGAV:ITGB3 (PubMed:27993971).
Post-translational Modifications: Not glycosylated.
Similarity: Belongs to the tetraspanin (TM4SF) family.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
975
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
Observed: 26 kDa
Predicted: 26 kDa
NCBI Official Full Name
CD81 antigen isoform 2
NCBI Official Synonym Full Names
CD81 molecule
NCBI Official Symbol
CD81
NCBI Official Synonym Symbols
S5.7; CVID6; TAPA1; TSPAN28
NCBI Protein Information
CD81 antigen
UniProt Protein Name
CD81 antigen
Protein Family
UniProt Gene Name
CD81
UniProt Synonym Gene Names
TAPA1; TSPAN28; Tspan-28

NCBI Description

The protein encoded by this gene is a member of the transmembrane 4 superfamily, also known as the tetraspanin family. Most of these members are cell-surface proteins that are characterized by the presence of four hydrophobic domains. The proteins mediate signal transduction events that play a role in the regulation of cell development, activation, growth and motility. This encoded protein is a cell surface glycoprotein that is known to complex with integrins. This protein appears to promote muscle cell fusion and support myotube maintenance. Also it may be involved in signal transduction. This gene is localized in the tumor-suppressor gene region and thus it is a candidate gene for malignancies. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2014]

Uniprot Description

May play an important role in the regulation of lymphoma cell growth. Interacts with a 16-kDa Leu-13 protein to form a complex possibly involved in signal transduction. May act as the viral receptor for HCV.(Microbial infection) Acts as a receptor for hepatitis C virus (HCV) in hepatocytes. Associates with CLDN1 and the CLDN1-CD81 receptor complex is essential for HCV entry into host cell.

Research Articles on CD81

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Product Notes

The CD81 cd81 (Catalog #AAA9608515) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The CD81 Antibody reacts with Human and may cross-react with other species as described in the data sheet. AAA Biotech's CD81 can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), ELISA (EIA). WB: 1:1000-3000. Researchers should empirically determine the suitability of the CD81 cd81 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "CD81, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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