| 1. | A1 | Activator-1-140kDa-Subunit | NM_002913 |
| 8. | A6 | | NM_002822 XM_936937 XM_943082 |
| 9. | AAA | Amyloid of Aging and Alzheimer Disease | NM_000484 |
| 11. | AADAT | Alpha-Aminoadipate Aminotransferase | NM_012154 |
| 12. | AADC | Aromatic L-Amino Acid Decarboxylase | NM_012154 |
| 13. | AAF | Alpha Interferon Activation Factor | NM_012154 |
| 14. | AAG | 3-Alkyladenine DNA Glycosylase | NM_002434 |
| 21. | AASDHPPT | Alpha-Aminoadipate Semialdehyde Dehydrogenase-Phosphopantetheinyl Transferase | NM_003651 |
| 22. | AASS | Alpha-Aminoadipic Semialdehyde Synthase | NM_001278 |
| 23. | AAT1 | Alanine Aminotransferase-1 | NM_005309 |