| P13277 | CYSP1_HOMAM | Homarus americanus (American lobster) | LCP1 | Detail |
| Q6PZ05 | ATG4A_BOVIN | Bos taurus (Bovine) | ATG4A APG4A AUT2A | Detail |
| P43507 | CPR3_CAEEL | Caenorhabditis elegans | cpr-3 T10H4.12 | Detail |
| Q3EBM5 | ASPR1_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At2g35615 T20F21 | Detail |
| P25805 | CYSP_PLAFA | Plasmodium falciparum | | Detail |
| A6ZRL7 | ATG4_YEAS7 | Saccharomyces cerevisiae (strain YJM789) (Baker's yeast) | ATG4 APG4 AUT2 SCY_4578 | Detail |
| A5DEF7 | ATG4_PICGU | Meyerozyma guilliermondii (strain ATCC 6260 / CBS 566 / DSM 6381 / JCM 1539 / NBRC 10279 / NRRL Y-324) (Yeast) (Candida guilliermondii) | ATG4 PGUG_01658 | Detail |
| Q557H7 | ATG4_DICDI | Dictyostelium discoideum (Slime mold) | atg4-1 apg4-1 DDB_G0273443; atg4-2 apg4-2 DDB_G0273553 | Detail |
| C4KHI7 | AMZA_SULIK | Sulfolobus islandicus (strain M.16.4 / Kamchatka #3) | amzA M164_1445 | Detail |
| A2QY50 | ATG4_ASPNC | Aspergillus niger (strain CBS 513.88 / FGSC A1513) | atg4 An11g11320 | Detail |