since the kd values of glyceraldehyde-3-phosphate dehydrogenase , pyruvate kinase and lactate dehydrogenase for tubulin and microtubules were all found to be between 1 and 4 microm , which is in the range of enzyme concentration in cells , these enzymes are probably bound to microtubules in vivo .
C0041348
tubulin
C0026046
microtubules