- The centrosomal protein TACC3 is essential for hematopoietic stem cell function and genetically interfaces with p53-regulated apoptosis. Piekorz, R.P., Hoffmeyer, A., Duntsch, C.D., McKay, C., Nakajima, H., Sexl, V., Snyder, L., Rehg, J., Ihle, J.N. EMBO J. (2002)