| MMA | Methylmalonic acid |
| mut0 | Complete defect of MCM activity: OMIM 251000 |
| mut- | Partial defect of MCM activity, OMIM 251000 |
| BBB | Blood–brain barrier |
| 2-MCA | 2-Methylcitrate |
| HPLC | High-performance liquid chromatography |
| IMM | Inner mitochondrial membrane |
| MMA | Methylmalonic acid |
| mut0 | Complete defect of MCM activity: OMIM 251000 |
| mut- | Partial defect of MCM activity, OMIM 251000 |
| BBB | Blood–brain barrier |
| 2-MCA | 2-Methylcitrate |
| HPLC | High-performance liquid chromatography |
| IMM | Inner mitochondrial membrane |