| Q97Y85 | CAS2B_SACS2 | Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) (Sulfolobus solfataricus) | cas22 SSO8090 | Detail |
| B8DZH3 | CAS2_DICTD | Dictyoglomus turgidum (strain Z-1310 / DSM 6724) | cas2 Dtur_0618 | Detail |
| D3RW30 | CAS2_ALLVD | Allochromatium vinosum (strain ATCC 17899 / DSM 180 / NBRC 103801 / NCIMB 10441 / D) (Chromatium vinosum) | cas2 Alvin_3144 | Detail |
| Q8U1T8 | CAS2_PYRFU | Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1) | cas2 PF1117 | Detail |
| Q4P782 | BST1_USTMA | Ustilago maydis (strain 521 / FGSC 9021) (Corn smut fungus) | BST1 UMAG_04031 | Detail |
| P16789 | AN_HCMVA | Human cytomegalovirus (strain AD169) (HHV-5) (Human herpesvirus 5) | UL98 | Detail |
| B1YL88 | END4_EXIS2 | Exiguobacterium sibiricum (strain DSM 17290 / JCM 13490 / 255-15) | nfo Exig_0840 | Detail |
| B5EAS8 | END4_GEOBB | Geobacter bemidjiensis (strain Bem / ATCC BAA-1014 / DSM 16622) | nfo Gbem_0356 | Detail |
| A4WCJ5 | END4_ENT38 | Enterobacter sp. (strain 638) | nfo Ent638_2760 | Detail |
| B7M507 | END4_ECO8A | Escherichia coli O8 (strain IAI1) | nfo ECIAI1_2239 | Detail |