Definition of "tubulin" [tubulin]

• A globular protein that is the basic structural constituent of microtubules. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Ixempra targets a protein called tubulin, which is needed to help cells proliferate, and is designed to stop cancer cells from growing."
• "Cy3B-labelled tubulin at 10 mg/ml was obtained following the protocol of"
• "The spindle poles were visualized by using γ-tubulin which is widely employed as marker for microtubule organizing centers"