FUNDC2 and cardiomyopathy: In DOX-induced cardiomyopathy, the FUN14 domain containing 2 (FUNDC2) protein at the OMM regulates mitochondrial GSH levels by influencing the stability of the mitochondrial glutathione transporter Solute Carrier Family 25 Member 11 (SLC25A11) and GPX4, thereby promoting ferroptosis (176).