| Code | Definition | Number of Accessions |
| Mdh2-03 | Electrophoretic mobility allozyme Mdh2-3. | 151 |
| Mdh2-03.5 | Electrophoretic mobility allozyme Mdh2-3.5. | 112 |
| Mdh2-03.8 | Electrophoretic mobility allozyme Mdh2-3.8. | 3 |
| Mdh2-05.6 | Electrophoretic mobility allozyme Mdh2-5.6. | 3 |
| Mdh2-05.9 | Electrophoretic mobility allozyme Mdh2-5.9. | 47 |
| Mdh2-05M | Electrophoretic mobility allozyme Mdh2-5M. | 2 |
| Mdh2-06 | Electrophoretic mobility allozyme Mdh2-6. | 153 |
| Mdh2-06.2 | Electrophoretic mobility allozyme Mdh2-6.2. | 3 |
| Mdh2-07.6 | Electrophoretic mobility allozyme Mdh2-7.6. | 1 |
| Mdh2-07.7 | Electrophoretic mobility allozyme Mdh2-7.7. | 3 |