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F2168

Sigma-Aldrich

Anticorps monoclonal anti-α-tubuline

clone DM1A, purified from hybridoma cell culture

Synonyme(s) :

Monoclonal Anti-α-Tubulin

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About This Item

Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

mouse

Conjugué

FITC conjugate

Forme d'anticorps

purified immunoglobulin

Type de produit anticorps

primary antibodies

Clone

DM1A, monoclonal

Forme

buffered aqueous solution

Poids mol.

antigen ~50 kDa

Espèces réactives

yeast, mouse, amphibian, human, rat, chicken, fungi, bovine

Conditions de stockage

protect from light

Technique(s)

direct immunofluorescence: 1:50 using cultured BHK cells

Isotype

IgG1

Numéro d'accès UniProt

Application(s)

research pathology

Conditions d'expédition

dry ice

Température de stockage

−20°C

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... TUBA4A(7277)
mouse ... Tuba1a(22142)
rat ... Tuba1a(64158)

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Description générale

α/β-Tubulin, the major building block of microtubules, belongs to the tubulin superfamily of proteins. They are ubiquitously found in all eukaryotic cells. It exists in multiple isotype in many organisms.† It is a heterodimer with intracellular, hollow, cylindrical, filamentous structures. It is located on human chromosome 2q35. α/β-Tubulin and γ-tubulin are members of the tubulin superfamily of proteins. α/β--Tubulin is a heterodimer, which consists of one α-tubulin chain and one β-tubulin chain; each subunit has a molecular weight of 55 kDa and they share considerable homolog. Tubulin is a highly conserved protein with two terminal domains: large N and C terminal.
Monoclonal Anti-α-Tubulin (mouse IgG1 isotype) is derived from the DM1A hybridoma produced by the fusion of mouse myeloma cells and splenocytes from immunized BALB/c mice. Purified chick brain microtubules were used as immunogen. The isotype is determined by a double diffusion immunoassay using Mouse Monoclonal Antibody Isotyping Reagents, Product Number ISO2. The product is Protein A purified Monoclonal Anti-α-Tubulin antibody conjugated to fluorescein isothiocyanate, isomer I. It is purified by gel filtration and contains no detectable free FITC.

Spécificité

Cet anticorps est spécifique pour l′α-tubuline dans les analyses par immunoblotting et peut être utilisé pour déterminer la localisation de l′α-tubuline dans les cellules en culture ou les coupes de tissus. Cet anticorps présente une forte réaction sur des fibroblastes de poulet.
The antibody is specific for α-tubulin in immunoblotting assays and may be used for localization of α-tubulin in cultured cells or tissue sections. The antibody reacts best with chicken fibroblasts. Anti-α-Tubulin FITC antibody, Mouse monoclonal specifically recognizes an epitope in the carboxy terminal part of α-tubulin. It localizes α-tubulin in human, monkey, bovine, chicken, goat, murine, rat, gerbil, hamster, rat kangaroo, amphibia, sea urchin, trypanosome, yeast, fungi and tobacco.

Immunogène

microtubules du cerveau d′embryons de poulet.
Microtubules from chicken embryo brain.

Application

Monoclonal Anti-α-Tubulin antibody is suitable for immunostaining of:
  • respiratory epithelium tissue in a study to determine the tubulin expression in the mice cilia
  • breast cancer tissue sections to study the effect of LMO4 on the centrosome amplification and mitotic spindle abnormalities
  • spindle and chromosomes of oocytes
Mouse monoclonal antibody has been used in the:
  • detection of tubulin by immunofluorescence and confocal microscopy in lung carcinoma cell.
  • immunofluorescent staining of microtubules in human embryos and mitotic spindles from spleen lymphoblast.

Actions biochimiques/physiologiques

The N-terminal domain of α−tubulin binds GTP, which is non-exchangeable mechanism, whereas highly acidic C-terminal domain is capable to bind microtubule-associated proteins (MAPs). Both domains are associated with the microtubular self-assembly. Microtubules function as structural and mobile elements in mitosis, intracellular transport, ciliary flagellar motility and generation and maintenance of cell shape. Mutations in tubulin α-4A gene leads to a neurodegenerative disease called amyotrophic lateral sclerosis.

Forme physique

Solution in 0.01 M phosphate buffered saline, pH 7.4 containing 1% bovine serum albumin and 15 mM sodium azide

Stockage et stabilité

For continuous use, store at 2-8 °C for a maximum of one month. For extended storage, freeze in working aliquots. Repeated freezing and thawing , or storage in "frost-free" freezers. is 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

12 - Non Combustible Liquids

Classe de danger pour l'eau (WGK)

nwg

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

Developmental potential of human oocytes reconstructed by transferring somatic cell nuclei into polyspermic zygote.
Fan y, et al.
Biochemical and Biophysical Research Communications, 382(1), 119-123 (2009)
Yong-Han Kim et al.
Molecular reproduction and development, 86(8), 972-983 (2019-05-29)
Mammalian oocytes lack centrioles but can generate bipolar spindles using several different mechanisms. For example, mouse oocytes have acentriolar microtubule organization centers (MTOCs) that contain many components of the centrosome, and which initiate microtubule polymerization. On the contrary, human oocytes
Unconventional functions of microtubule motors.
Muresan V and Muresan Z
Archives of Biochemistry and Biophysics, 520(1), 17-29 (2012)
Exome-wide rare variant analysis identifies TUBA4A mutations associated with familial ALS.
Smith B N, et al.
Neuron, 84(2), 324-331 (2014)
In vitro reactivation of spindle elongation in fission yeast nuc2 mutant cells.
Masuda H, et al.
The Journal of Cell Biology, 110(2), 417-425 (1990)

Articles

Microtubules of the eukaryotic cytoskeleton are composed of a heterodimer of α- and β-tubulin. In addition to α-and β-tubulin, several other tubulins have been identified, bringing the number of distinct tubulin classes to seven.

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