| CaMKII | calmodulin-dependent protein kinase II |
| CCD | coiled-coil domain |
| CPVT | catecholaminergic polymorphic ventricular tachycardia |
| CREB | cyclic AMP response element binding protein |
| cryo-EM | cryo-electron microscopy |
| DRP1 | dynamin-related protein 1 |
| EMRE | essential MCU regulator |
| KO | knockout |
| MCU | mitochondrial calcium uniporter pore-forming subunit |
| MICU1 | mitochondrial calcium uptake 1 |
| MICU2 | mitochondrial calcium uptake 2 |
| miR | microRNA |
| mtCU | mitochondrial calcium uniporter complex |
| NCX | Na+/Ca2+ exchanger |
| NMR | nuclear magnetic resonance |
| NTD | N-terminal domain |
| PASMC | pulmonary artery smooth muscle cells |
| PRMT1 | protein arginine methyl transferase 1 |
| RIPK1 | receptor-interacting protein kinase 1 |
| ROS | reactive oxygen species |
| RyR2 | ryanodine receptor 2 |
| SERCA | sarcoplasmic/endoplasmic reticulum Ca2+ ATPase |
| SR | sarcoplasmic reticulum |
| TMD | transmembrane domain |
| VSMCs | vascular smooth muscle cells |