| Q2RW61 | CAS1B_RHORT | Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1) | cas1-2 Rru_A0833 | Detail |
| Q8KP10 | ACT_BACMT | Bacillus methanolicus | act | Detail |
| Q8KDC5 | CAS2_CHLTE | Chlorobaculum tepidum (strain ATCC 49652 / DSM 12025 / NBRC 103806 / TLS) (Chlorobium tepidum) | cas2 CT1129 | Detail |
| Q8RED2 | CAS2_FUSNN | Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / CIP 101130 / JCM 8532 / LMG 13131) | cas2 FN1176 | Detail |
| Q2H102 | BST1_CHAGB | Chaetomium globosum (strain ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 / NRRL 1970) (Soil fungus) | BST1 CHGG_04544 | Detail |
| Q8F1F5 | CS4F1_LEPIN | Leptospira interrogans serogroup Icterohaemorrhagiae serovar Lai (strain 56601) | cas4-cas1 LA_3181 | Detail |
| Q4WGM4 | BST1_ASPFU | Neosartorya fumigata (strain ATCC MYA-4609 / Af293 / CBS 101355 / FGSC A1100) (Aspergillus fumigatus) | bst1 AFUA_7G05540 | Detail |
| F5WVJ2 | CAS2_STRG1 | Streptococcus gallolyticus (strain ATCC 43143 / F-1867) | cas2 SGGB_1439 | Detail |
| A1RZT9 | CAS2_THEPD | Thermofilum pendens (strain DSM 2475 / Hrk 5) | cas2 Tpen_1322 | Detail |
| P43138 | APEX1_RAT | Rattus norvegicus (Rat) | Apex1 Ape Apex Ref1 | Detail |