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Key Documents

A2543

Sigma-Aldrich

Anti-α-Actinin antibody produced in rabbit

whole antiserum

Synonyme(s) :

Anti-CMD1AA, Anti-CMH23, Anti-MPD6, Anti-MYOCOZ

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About This Item

Numéro MDL:
Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Conjugué

unconjugated

Forme d'anticorps

whole antiserum

Type de produit anticorps

primary antibodies

Clone

polyclonal

Contient

15 mM sodium azide

Espèces réactives

chicken

Technique(s)

indirect immunofluorescence: 1:500 using cultured chicken fibroblasts
western blot: suitable using cultured cells and chicken gizzard extract

Numéro d'accès UniProt

Conditions d'expédition

dry ice

Température de stockage

−20°C

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

Description générale

α-Actinin is a 100kDa actin-binding protein that is found in muscle as well as non-muscle cells. Rabbit anti-α-actinin antibody stains α-actinin in cell cultures using indirect immunofluorescence. The antibody reacts best with cultured chicken fibroblasts, however, adequate labeling may also be obtained with cells of other species. In an immunoblot assay, the antiserum specifically stains the α-actinin band.
α-Actinin is a member of the spectrin superfamily. It consists of an antiparallel homodimer, with an N-terminal actin-binding domain (ABD), a central domain of four spectrin-like repeats (SRs), and a C-terminal calmodulin-like domain (CAMD) with two pairs of EF-hand motifs (EFs). α-Actinin exists in four isoforms: α-actinin 1, α-actinin 2, α-actinin 3 and α-actinin 4. In smooth muscles, α-actinin is present in dense bodies and plaques whereas, in normal skeletal muscles, it is associated with Z-discs that define muscle sarcomere.

Spécificité

Anti-α-Actinin specifically stains α-actinin in cell cultures using indirect immunfluorescent labeling techniques. The antibody reacts best with cultured chicken fibroblasts, however adequate labeling may also be obtained with cells of other species.

Immunogène

α-actinin from chicken gizzard

Application

Anti-Actinin antibody was used to detect actinin in human mesangial cells. Cells were first grown on glass cover slips, fixed in cold methanol and permeabilized with 3.5% paraformaldehyde/0.1% Tween-20 for 5 min at room temperature.
Rabbit anti-α-actinin antibody has been used for:
  • co-immunoprecipitation studies
  • immunoblotting studies
  • immunofluorescence

Actions biochimiques/physiologiques

α-Actinin is an actin-crosslinking Z-disk protein. It plays a vital role in linking the cytoskeleton to different transmembrane proteins in a variety of junctions. α-Actinin modulates receptor activities and serves as a cytoskeleton scaffold for diverse signaling pathways. It is implicated in muscle contraction.

Forme physique

Supplied as a liquid with 0.1% sodium azide as a preservative.

Stockage et stabilité

For continuous use, store at 2-8 °C for up to one month. For extended storage, the solution may be frozen in working aliquots. Repeated freezing and thawing is not recommended. Storage in "frost-free" freezers not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use.

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

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Ana Virel et al.
Molecular biology and evolution, 21(6), 1024-1031 (2004-03-12)
The N-terminal actin-binding domain of alpha-actinin is connected to the C-terminal EF-hands by a rod domain. Because of its ability to form dimers, alpha-actinin can cross-link actin filaments in muscle cells as well as in nonmuscle cells. In the prototypic
Manuel Ramos-Kuri et al.
Biochimica et biophysica acta, 1853(11 Pt A), 2870-2884 (2015-08-12)
The importance of the oncogene Ras in cardiac hypertrophy is well appreciated. The hypertrophic effects of the constitutively active mutant Ras-Val12 are revealed by clinical syndromes due to the Ras mutations and experimental studies. We examined the possible anti-hypertrophic effect
L J Swatzell et al.
Plant & cell physiology, 40(2), 173-183 (1999-04-15)
Integrins are a large family of integral membrane proteins that function in signal transduction in animal systems. These proteins are conserved in vertebrates, invertebrates, and fungi. Evidence from previous research suggests that integrin-like proteins may be present in plants as
J T Mandeville et al.
Journal of leukocyte biology, 61(2), 188-200 (1997-02-01)
Fluorescence confocal microscopy was used to obtain three-dimensional (3-D) images of human neutrophils migrating through a 3-D matrix of amniotic membrane with a temporal resolution of 30-60 s and a spatial resolution of approximately 2 microm in the z-dimension. Neutrophils
B Sjöblom et al.
Cellular and molecular life sciences : CMLS, 65(17), 2688-2701 (2008-05-20)
Alpha-actinin is a cytoskeletal actin-binding protein and a member of the spectrin superfamily, which comprises spectrin, dystrophin and their homologues and isoforms. It forms an anti-parallel rod-shaped dimer with one actin-binding domain at each end of the rod and bundles

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