: a globular protein that polymerizes to form microtubules
Example Sentences
Recent Examples on the WebPerhaps the strangest thing found in these viruses are genes that encode relatives of a protein called tubulin, which helps a cell organize its internal contents. John Timmer, Ars Technica, 13 Feb. 2020 Cunningham suspects that when the strep antibodies target tubulin in the brain, the result is a gumming up of a cell’s structural machinery and, apparently, neuropsychiatric ills. Pamela Weintraub, Discover Magazine, 29 Mar. 2017 The autoantibodies also attached to tubulin, a protein molecule used to maintain a cell’s physical structure. Pamela Weintraub, Discover Magazine, 29 Mar. 2017
Word History
Etymology
tubule + -in entry 1
First Known Use
1968, in the meaning defined above
Medical Definition
tubulin
noun
tu·bu·lin ˈt(y)ü-byə-lən
: a globular protein that polymerizes to form microtubules