TUBB6 and breast cancer: The expression of CARM1 or PIK3C2A was correlated with tubulin expression (TUBA1A, TUBA1B, TUBA1C, TUBB, TUBB2A, TUBB3, TUBB4B, TUBB6, and TUBG1) in 67 breast cancer cell lines from the DepMap database (Fig. 2A, B, S2A).