Succinylated OXCT1

Drives ketolysis and tumor growth

A rate-limiting ketolysis enzyme activated by succinylation, driving ketone body utilization and tumor growth in liver cancer.

Guo, Dong · Tong, Yingying · Qian, Xu · Meng, Ying · Ye, Fei · Jiang, Xiaoming · Wu, Lihui · Yang, Qingqing · Li, Min · Wu, Qingang · Liwei, Xiao · Xuxiao, He · Dou, Nie · Luo, Shudi · Ma, Leina · Liu, Zhihua · Liang, Xiao · Yan, Dong · Lu, Zhimin

Molecular Cell 2025

Advantages

OXCT1 is succinylated at K421 and activated

SUCLA2-regulated OXCT1 activation significantly enhances ketolysis and HCC cell proliferation

Acetohydroxamic acid (OXCT1 inhibitor) inhibits liver tumor growth in mice and enhances lenvatinib therapy