alpha Tubulin Recombinant Protein Antigen

Novus Biologicals | Catalog # NBP2-54708PEP

Novus Biologicals
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Key Product Details

Source

E. coli

Applications

Antibody Competition
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Product Specifications

Description

A recombinant protein antigen with a N-terminal His6-ABP tag corresponding to human alpha Tubulin

Source: E. coli

Amino Acid Sequence: ATYAPVISAEKAYHEQLSVAEITN

Fusion Tag: N-terminal His6ABP (ABP = Albumin Binding Protein derived from Streptococcal Protein G)

This product is intended to be used as a blocking antigen for antibody competition assays. Any other use of this antigen is done at the risk of the user. The use of this product for commercial production is strictly prohibited. Please contact technical support if you have any questions.

Purity

>80% by SDS-PAGE and Coomassie blue staining

Predicted Molecular Mass

20 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Applications

Antibody Competition (10-100 molar excess)

Application Notes

This recombinant antigen is only intended to be used as a blocking agent to confirm antibody specificity with the corresponding antibody, catalog number NBP2-54708.

It is purified by IMAC chromatography, and the expected concentration is greater than 0.5 mg/ml.

For current lot information, including availability, please contact our technical support team click nb-technical@bio-techne.com

Protein / Peptide Type

Recombinant Protein Antigen

Formulation, Preparation, and Storage

NBP2-54708PEP
Formulation PBS and 1M Urea, pH 7.4.
Preservative No Preservative
Concentration Please see the vial label for concentration. If unlisted please contact technical services.
Shipping The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage Store at -20C. Avoid freeze-thaw cycles.

Background: alpha Tubulin

Tubulin is the major building block of microtubules. Microtubules function as structural and mobile elements in mitosis, intracellular transport, flagellar movement and in the cytoskeleton. The tubulin superfamily is composed of six distinct families. Genes from the alpha, beta and gamma tubulin families are found in all eukaryotes. Microtubules of the eukaryotic cytoskeleton perform essential and diverse functions and are composed of a heterodimer of alpha and beta tubulins. Alpha and beta tubulin dimers are assembled to 13 protofilaments that form a microtubule of 22 nm diameter with a theoretical molecular weight of 50 kDa.

Tyrosine ligase adds a C-terminal tyrosine to monomeric alpha tubulin. Assembled microtubules can again be detyrosinated by a cytoskeleton associated carboxypeptidase. Detyrosinated alpha tubulin is referred to as Glu-tubulin. Another post-translational modification of detyrosinated alpha tubulin is C-terminal polyglutamylation which is characteristic for microtubules in neuronal cells and the mitotic spindle.

Like GAPDH and beta-actin, alpha/beta tubulin is often used as a loading control in immunoblot applications (1). Alpha/beta tubulin is also good for counterstaining microtubules in immunofluorescence (2).

References

1. Hannen, R., Selmansberger, M., Hauswald, M., Pagenstecher, A., Nist, A., Stiewe, T.,... Bartsch, J. W. (2019). Comparative Transcriptomic Analysis of Temozolomide Resistant Primary GBM Stem-Like Cells and Recurrent GBM Identifies Up-Regulation of the Carbonic Anhydrase CA2 Gene as Resistance Factor. Cancers (Basel), 11(7). doi:10.3390/cancers11070921

2. Nel, M., Joubert, A. M., Dohle, W., Potter, B. V., & Theron, A. E. (2018). Modes of cell death induced by tetrahydroisoquinoline-based analogs in MDA-MB-231 breast and A549 lung cancer cell lines. Drug Des Devel Ther, 12, 1881-1904. doi:10.2147/dddt.S152718

Long Name

Tubulin Alpha 1a

Alternate Names

Alpha-Tubulin 3, B-ALPHA-1, LIS3, TUBA1A, TUBA3, Tubulin B-Alpha-1

Gene Symbol

TUBA1A

Additional alpha Tubulin Products

Product Documents for alpha Tubulin Recombinant Protein Antigen

Certificate of Analysis

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Product Specific Notices for alpha Tubulin Recombinant Protein Antigen

This product is for research use only and is not approved for use in humans or in clinical diagnosis. This product is guaranteed for 1 year from date of receipt.

Related Research Areas

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