Acetyl-Tubulin (Lys40) Monoclonal antibody, PBS Only

Acetyl-Tubulin (Lys40) Monoclonal Antibody for WB, IHC, IF/ICC, ELISA, Indirect ELISA

Host / Isotype

Mouse / IgG1

Reactivity

human, mouse, rat, pig, canine

Applications

WB, IHC, IF/ICC, ELISA, Indirect ELISA

Conjugate

Unconjugated

CloneNo.

7E5H8

Cat no : 66200-1-PBS

Synonyms

acetylated alpha tubulin, TUBA1A, Tubulin alpha 1A chain, 7E5H8, Detyrosinated tubulin alpha-1A chain


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Tested Applications

Recommended dilution

ApplicationDilution
It is recommended that this reagent should be titrated in each testing system to obtain optimal results.

Product Information

66200-1-PBS targets Acetyl-Tubulin (Lys40) in WB, IHC, IF/ICC, ELISA, Indirect ELISA applications and shows reactivity with human, mouse, rat, pig, canine samples.

Tested Reactivity human, mouse, rat, pig, canine
Host / Isotype Mouse / IgG1
Class Monoclonal
Type Antibody
Immunogen Peptide 相同性解析による交差性が予測される生物種
Full Name tubulin, alpha 1a
Calculated molecular weight 52 kDa
Observed molecular weight 50-55 kDa
GenBank accession numberNM_006009
Gene symbol Alpha Tubulin
Gene ID (NCBI) 7846
RRIDAB_2722562
Conjugate Unconjugated
Form Liquid
Purification MethodProtein G purification
Storage Buffer PBS Only
Storage ConditionsStore at -80°C.

Background Information

What is the molecular weight of acetyl-α-tubulin?

The molecular weight of acetylated tubulin is 52 kD.

 

Where does the acetylation of Lys 40 occur?

This acetylation occurs inside the microtubule lumen by the α-tubulin acetyltransferase 1 (αTAT1) (PMID: 29207274).

 

How can acetylation be reversed?

Acetylation of Lys 40 can be reversed by deacetylase 6 (HDAC6), which is mostly cytoplasmic that also deacetylates Hsp90, and sirtuin 2 (SIRT2), which also mainly cytoplasmic and uses NAD as a coenzyme. Unlike HDAC6, SIRT uses both polymerized and soluble tubulin as substrates. Deacetylases are believed to be more active on soluble tubulin, while acetylases function preferentially on stable polymers (PMIDs: 29207274, 30079247, 19185337).

 

What is the function of acetylation?

Acetylation is a conserved post-translational modification of alpha tubulin at Lys 40 during tubulin assembly, and it correlates to increased microtubule stability and intracellular transport (PMIDs: 29207274, 30079247, 20940043).

 

Is acetylation of α-tubulin strictly associated with stable microtubules?

Not necessarily, as acetylation can have other effects on microtubule subpopulations (PMID 20940043).

 

Is ac-tubulin found only in cilia?

Acetylated-α-tubulin is located in cytoplasmic tubulin as well as in cilia; therefore, it is not strictly region-specific (PMID: 30079247).

 

What are the cellular effects of tubulin acetylation?

Microtubule acetylation seems to provide a critical role in neuronal development and function, and while its effect on cancer cells remains unclear, it has been shown that decreased acetylated α-tubulin impairs neuronal cell line migration. The post-translational modification may also help regulate organelle-independent signalling throughout the cell, supporting the notion of a microtubule network serving as a coordinator of cellular signaling (PMIDs: 29207274, 25503560, 20940043, 19185337).