microtubules polymerized in the presence of both map2 and tau contain lower levels of map2 ( 0.06 mol/mol of tubulin ) and tau ( 0.07 mol/mol of tubulin ) than microtubules polymerized in the exclusive presence of map2 ( 0.2 mol/mol of tubulin ) or tau ( 0.25 mol/mol of tubulin ) .
C0026046
microtubules
C0041348
tubulin