| GO | Name |
| GO:0005509 | calcium ion binding |
| GO:0005739 | mitochondrion |
| GO:0005743 | mitochondrial inner membrane |
| GO:0005758 | mitochondrial intermembrane space |
| GO:0006851 | mitochondrial calcium ion transmembrane transport |
| GO:0034704 | calcium channel complex |
| GO:0036444 | calcium import into the mitochondrion |
| GO:0046982 | protein heterodimerization activity |
| GO:0051560 | mitochondrial calcium ion homeostasis |
| GO:0051561 | positive regulation of mitochondrial calcium ion concentration |
| GO:0051562 | negative regulation of mitochondrial calcium ion concentration |
| GO:1990246 | uniplex complex |