TP53 and sarcoma: The p53-expressing sarcoma cells (i.e., HT1080 and U2OS) express relatively modest or low levels of CLP36 (Figure 1F, lanes 1 and 2), whereas the p53 null sarcoma cells (i.e., Saos-2) express a significantly higher level of CLP36 (Figure 1F, lane 3).