| KEGG ID | KO | Definition |
| cbr:CBG14607 | ||
| bmy:Bm1_31085 | ||
| loa:LOAG_08740 | K01283 | angiotensin-converting enzyme family protein |
| nai:NECAME_01815 | K01283 | dipeptidyl carboxydipeptidase family protein |
| tsp:Tsp_01435 | K01283 | angiotensin-converting enzyme, testis-specific isoform |