bef3- binds to and dissociates from microtubule gdp subunits at very slow rates ( k+ congruent to 100 m-1 s-1 ; k- congruent to 6 x 10 ( -4 ) s-1 ) , suggesting that a slow conformation change of tubulin , linked to the stabilization of the microtubule structure , follows bef3- binding .
C0026046
microtubule
C0041348
tubulin