CST1 and esophageal squamous cell carcinoma: Moreover, it was shown that the ratios of mitoATP/glycoATP and mitoATP/total ATP in ESCC cell lines KYSE410 and TE-1 with CST1 overexpression were 3.1:1 and 2.4:1, and 75.6% and 70.6%, respectively, both of which were significantly higher than 0.9:1 and 1:1, and 47.4% and 50.0% in the NC group.