tocp treatment enhanced the ca2+- and calmodulin-dependent phosphorylation of tubulin in crude chicken brain cytosol ( 160 % for alpha-tubulin and 140 % for beta-tubulin ) and cold-stable microtubules ( 165 % and 155 % for alpha- and beta-tubulin , respectively ) .
C0026046
microtubules
C0005290
beta-tubulin