| C1E3X9 | FEN1_MICCC | Micromonas commoda (strain RCC299 / NOUM17 / CCMP2709) (Picoplanktonic green alga) | FEN1 MICPUN_96332 | Detail |
| Q4XXP8 | FEN1_PLACH | Plasmodium chabaudi | FEN1 PC000961.02.0 | Detail |
| B6JYI7 | FEN1_SCHJY | Schizosaccharomyces japonicus (strain yFS275 / FY16936) (Fission yeast) | rad2 fen1 SJAG_01648 | Detail |
| P9WII5 | MAZF4_MYCTU | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) | mazF4 mazF-mt7 Rv1495 MTCY277.17 | Detail |
| A7X4P5 | MAZF_STAA1 | Staphylococcus aureus (strain Mu3 / ATCC 700698) | mazF SAHV_2053 | Detail |
| P9WPJ4 | CAS1_MYCTO | Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh) | cas1 MT2884 | Detail |
| Q57820 | CAS6A_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | cas6a MJ0375 | Detail |
| B3BM80 | CDIA4_ECO5C | Escherichia coli O157:H7 (strain EC869) | cdiA4 cdiA-CTo11 ECH7EC869_5883 | Detail |
| Q2RHR1 | CAS1B_MOOTA | Moorella thermoacetica (strain ATCC 39073 / JCM 9320) | cas1-2 Moth_1727 | Detail |
| Q2RY12 | CAS2A_RHORT | Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1) | cas2-1 Rru_A0178 | Detail |