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tubulin

American  
[too-byuh-lin, tyoo-] / ˈtu bjə lɪn, ˈtju- /

noun

Biochemistry.
  1. either of two globular proteins that form the structural subunits of microtubules.


Etymology

Origin of tubulin

First recorded in 1965–70; tubule + -in 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

According to the findings, tubulin can keep Tau and alpha synuclein from forming damaging aggregates and instead encourage them to perform their normal functions inside healthy neurons.

From Science Daily Jun. 21, 2026

"We found that tubulin can drive Tau and alpha synuclein troublemakers down a healthy path."

From Science Daily Jun. 21, 2026

Enzymes called DNA damage response kinases and tubulin acetyltransferase are the master regulators of the process, and promote the formation of the tubules.

From Science Daily Apr. 17, 2024

In this example, FtsZ is presumed to be similar to the ancestor protein to both the modern FtsZ and tubulin.

From Textbooks Apr. 25, 2013

FtsZ proteins can form filaments, rings, and other three-dimensional structures resembling the way tubulin forms microtubules, centrioles, and various cytoskeleton components.

From Textbooks Apr. 25, 2013

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