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Key Documents

SAB4200792

Sigma-Aldrich

Anti-β-Tubulin IV antibody, Mouse monoclonal

clone ONS.1A6, purified from hybridoma cell culture

Synonym(s):

Anti-TUBB4

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

Quality Level

antibody form

purified from hybridoma cell culture

antibody product type

primary antibodies

clone

ONS.1A6, monoclonal

form

buffered aqueous solution

mol wt

~55 kDa

species reactivity

chicken, bovine, rat, mouse, human

technique(s)

ELISA: suitable
immunoblotting: 10-20 μg/mL using human breast cancer MCF7 cell line.
immunofluorescence: 5-10 μg/mL using human foreskin Hs68 cells.
immunohistochemistry: suitable

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TUBB(203068)
mouse ... Tubb3(22152)

General description

Tubulin is the major building block of microtubules. It possesses an intracellular cylindrical filamentous structure that is present in almost all eukaryotic cells. Except in the simplest eukaryotes, Tubulin exists in all cells as a heterodimer of two similar but not identical polypeptides (approx. 55 kDa each), designated α and β, that assembles into microtubules. Both α and β Tubulins undergo post-translational modifications, including acetylation, phosphorylation, detyrosination, polyglutamylation and polyglycylation. For β-tubulin, six evolutionarily conserved isotypes were identified, designated βI-βVI. Their utilization in the same cell type of different species is nearly absolutely conserved with the exception of the sequenced diversed hematopoietic β-tubulin. Since the different isotypes of tubulin differ from each other in their ability to polymerize into microtubules, it is hypnotized that the β-tubulin isotypes contribute to unique functional properties. The most complex pattern of isotype distribution in tissues is seen in the vertebrate β-tubulins. In mammals βI is constitutive and found in most tissues. βII is found in many tissues, but largely in the brain; its synthesis increases in regeneration and development of neurons. βIII is found in the brain and in dorsal root ganglia; it appears to be localized to neurons, where its expression seems to increase during axonal outgrowth. βIV in mammals exists at two subtypes, differing from each other at 10 positions. βIVa is brain specific and βIVb is ubiquitous, but both appear to be constitutive. βV is ubiquitous expressed in a variety of cultured mammalian cells. βVI is apparently restricted to hematopoietic tissues, being expressed in mammalian platelets, spleen, bone marrow and other blood-forming tissues. The detection, localization and characterization of proteins involved in microtubule function is fundamental to the understanding of mitosis, meiosis, organellar and flagellar movement, intracellular transport and cytoskeletal functions. Antibodies reacting specifically with α- and β-tubulin isotypes serve as an essential tool in the detection of the presence and functional significance of these molecules in various cellular settings.

Immunogen

Synthetic peptide corresponding to the C-terminal sequence of β-tubulin isotype IV, conjugated to BSA.

Application

Immunoblotting: a working concentration of 10-20 μg/mL is recommended using human breast cancer MCF7 cell line.
Immunofluorescence: a working concentration of 5-10 μg/mL is recommended using human foreskin Hs68 cells.

Physical form

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15mM sodium azide.

Other Notes

In order to obtain best results in different techniques and preparations we recommend determining optimal working concentration by titration test.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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C Walss-Bass et al.
Cell motility and the cytoskeleton, 49(4), 200-207 (2001-12-18)
Microtubules and actin filaments are two of the major components of the cytoskeleton. There is accumulating evidence for interaction between the two networks. Both the alpha- and beta-subunits of tubulin exist as numerous isotypes, some of which have been highly
Are tubulin isotypes functionally significant.
R F Ludueña
Molecular biology of the cell, 4(5), 445-457 (1993-05-01)
Grissel Faura Tellez et al.
PloS one, 11(10), e0163967-e0163967 (2016-10-05)
The asthma gene PCDH1 encodes Protocadherin-1, a putative adhesion molecule of unknown function expressed in the airway epithelium. Here, we characterize the localization, differential expression, homotypic adhesion specificity and function of PCDH1 in airway epithelial cells in asthma. We performed
Diversity among tubulin subunits: toward what functional end?
H C Joshi et al.
Cell motility and the cytoskeleton, 16(3), 159-163 (1990-01-01)
A Banerjee et al.
The Journal of biological chemistry, 267(8), 5625-5630 (1992-03-15)
Tubulin, the 100-kDa subunit protein of microtubules, is a heterodimer of two 50-kDa subunits, alpha and beta. Both alpha and beta subunits exist as numerous isotypic forms. There are four isotypes of beta-tubulin in bovine brain tubulin preparations; their designations

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