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Active sites of human ACE.
| Amino Acid | Position | Amino Acid | Position |
|---|---|---|---|
| Histidine | 317 | Alanine | 318 |
| Serine | 319 | Histidine | 347 |
| Glutamic Acid | 348 | Histidine | 351 |
| Glutamic Acid | 375 | Phenylalanine | 421 |
| Lysine | 475 | Phenylalanine | 476 |
| Histidine | 477 | Valine | 482 |
| Tyrosine | 484 | Tyrosine | 487 |
