For cloning the mouse Tacc1X cDNA, the primers used were based upon the genomic sequence reported, and the sequence of the IMAGE cDNA clone 4933429K08: T1XF (5'-ccatgttcagtcattggcaggtc-3'), T1XF2 (5'-ctgcagaaccaacagttcaag-3'), T1XR1 (5'-agatctgtgacatcacagctc-3'), T1XR2 (5'-ctcgagtcagttagtcttatccagctt-3'), BB617F (5'-accaccaacttgagtacctg-3') and BB617R (5'-gtatcttgaactgttggttctg-3').