| A6ZRL7 | ATG4_YEAS7 | Saccharomyces cerevisiae (strain YJM789) (Baker's yeast) | ATG4 APG4 AUT2 SCY_4578 | Detail |
| P25805 | CYSP_PLAFA | Plasmodium falciparum | | Detail |
| Q3EBM5 | ASPR1_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At2g35615 T20F21 | Detail |
| P43507 | CPR3_CAEEL | Caenorhabditis elegans | cpr-3 T10H4.12 | Detail |
| Q6PZ05 | ATG4A_BOVIN | Bos taurus (Bovine) | ATG4A APG4A AUT2A | Detail |
| P13277 | CYSP1_HOMAM | Homarus americanus (American lobster) | LCP1 | Detail |
| Q9X006 | CHEC_THEMA | Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099) | cheC TM_0904 | Detail |
| P56202 | CATW_HUMAN | Homo sapiens (Human) | CTSW | Detail |
| P27730 | CAN_SCHMA | Schistosoma mansoni (Blood fluke) | | Detail |
| Q9VN93 | CPR1_DROME | Drosophila melanogaster (Fruit fly) | CG12163 | Detail |