PROTEIN SUBUNITS IN CYTOSKELETAL FILAMENTS
Microfilaments
Actin
-Fungi, plant, animal
-Structural support, motility
MreB
-Rod-shaped bacteria
-Width control
Microtubules
Tubulin (alpha and beta)
-Fungi, plant, animal
-Structural support, motility, cell polarity
FtsZ
-Bacteria
-Cell division
Intermediate Filaments
Lamins
-Plant, animal
-Support for nuclear membrane
Desmin, keratin, vimentin, others
-Animal
-Cell adhesion
