tubulin[to̵̅o̅′byə lin′, tyo̵̅o̅′-]
a protein in cells that polymerizes to form tiny tubules that are important in forming microtubules
A globular protein that is the basic structural constituent of microtubules.
- (biochemistry) Any of a group of proteins used as the material for microtubules
- (biochemistry) Specifically, the dimer of α-tubulin and β-tubulin