PHYSICOCHEMICAL characterization of components of flagella and cilia is essential for an understanding of the mechanisms underlying flagellar and ciliary movement. The so-called “9 + 2” fibres ...

Microtubules are composed of alpha- and beta-tubulin subunits assembled into linear protofilaments. A single microtubule contains 10 to 15 protofilaments (13 in mammalian cells) that wind together ...