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Key Documents

MABT199

Sigma-Aldrich

Anti-Integrin Beta1 Antibody, clone 8E3

clone 8E3, from mouse

Synonyme(s) :

Integrin beta-1, Fibronectin receptor subunit beta, VLA-4 subunit beta, CD29

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About This Item

Code UNSPSC :
12352203
eCl@ss :
32160702
Nomenclature NACRES :
NA.41

Source biologique

mouse

Niveau de qualité

Forme d'anticorps

purified immunoglobulin

Type de produit anticorps

primary antibodies

Clone

8E3, monoclonal

Espèces réactives

human

Technique(s)

activity assay: suitable
immunoprecipitation (IP): suitable
western blot: suitable

Isotype

IgG1κ

Numéro d'accès NCBI

Numéro d'accès UniProt

Conditions d'expédition

wet ice

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... ITGB1(3688)

Description générale

Integrin beta1 is a transmembrane glycoprotein that forms noncovalent complexes with various alpha integrin subunits to form the functional receptors that bind to specific extracellular matrix proteins. Integrin receptors are involved in cell adhesion and recognition in a variety of processes including embryogenesis, hemostasis, tissue repair, immune response and metatastatic diffusion of tumor cells. Interactions between integrins and extracellular matrix lead to activation of signal transduction pathways and regulation of gene expression. Phosphorylation of threonines 788 and 789 on integrin beta1 receptor may play a key role in cell-cycle dependent regulation.

Spécificité

This antibody recognizes the N-terminus of the PSI domain of Integrin Beta1. Under native conditions, clone 8E3 is shown to recognize the unbent, monomeric ER form of Integrin Beta1 at the PSI domain; however, the epitope only becomes exposed in the Golgi form after denaturation. This observation suggests that the epitopes are present in monomeric beta 1-integrins, but become lost following assembly with alpha-integrin subunits (Tiwari, S., et al. (2011). J Cell Sci. 124(10):1672-1680.; Mould, A. P., et al. (2004). J Biol Chem. 280(56):4238-4226.)

Immunogène

Epitope: N-terminus of the PSI domain
Purified Integrin Beta1 from HT-1080 cells.

Application

Research Category
Cell Structure
Research Sub Category
ECM Proteins
This Anti-Integrin beta1 Antibody is validated for use in WB, IP & activity assays for the detection of Integrin beta1.
Western Blot Analysis: A 1:100,000 dilution from a representative lot detected Integrin protein in WB under non-reducing conditions.

Activity Assay Analysis: A representative lot from an independent laboratory stimulated cellular adhesion and increased ligand binding activity of Integrin Beta1 (Mould, A. P., et al. (2004). J Biol Chem. 280(56):4238-4226.).

Immunoprecipitation Analysis: A representative lot from an independent laboratory immunoprecipitated Integrin Beta1 in IP (Tiwari, S., et al. (2011). J Cell Sci. 124(10):1672-1680.).

Qualité

Evaluated by Western Blot in HT-1080 cell lysate.

Western Blot Analysis: A 1:2,000 dilution of this antibody detected Integrin Beta1 in 10 µg of HT-1080 cell lysate.

Description de la cible

~100-150 kDa observed. The calculated molecular weight is 86 kDa; however, it is known to have multiple isoforms that range between ~87-91 kDa This protein is highly glycosolated and depending on the cell line or tissue, it has been observed at ~100-150 kDa (Bridger, P. S., et al. (2008). Biol Reprod. 79(2):274-282.).

Forme physique

Format: Purified
Protein G Purified
Purified mouse monoclonal IgG1κ in buffer containing PBS without preservatives.

Stockage et stabilité

Stable for 1 year at -20°C from date of receipt.
Handling Recommendations: Upon receipt and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

Remarque sur l'analyse

Control
HT-1080 cell lysate

Autres remarques

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

Clause de non-responsabilité

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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Code de la classe de stockage

12 - Non Combustible Liquids

Classe de danger pour l'eau (WGK)

WGK 2

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Consulter la Bibliothèque de documents

Evidence that monoclonal antibodies directed against the integrin beta subunit plexin/semaphorin/integrin domain stimulate function by inducing receptor extension.
Mould, A Paul, et al.
The Journal of Biological Chemistry, 280, 4238-4246 (2005)
Divalent cations regulate the folding and activation status of integrins during their intracellular trafficking.
Tiwari, Shweta, et al.
Journal of Cell Science, 124, 1672-1680 (2011)
Philip S Bridger et al.
Biology of reproduction, 79(2), 274-282 (2008-04-18)
In the bovine synepitheliochorial placenta, restricted trophoblast invasion requires complex interactions of integrin receptors with proteins of the extracellular matrix (ECM) and integrin receptors of neighboring cells. Activated integrins assemble to focal adhesions and are linked to the actin cytoskeleton

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