| 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 |
| B7L4T9 | BIOH_ECO55 | Escherichia coli (strain 55989 / EAEC) | bioH EC55989_3820 | 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 |
| C4ZUR7 | BIOH_ECOBW | Escherichia coli (strain K12 / MC4100 / BW2952) | bioH BWG_3103 | Detail |
| A6TF35 | BIOH_KLEP7 | Klebsiella pneumoniae subsp. pneumoniae (strain ATCC 700721 / MGH 78578) | bioH KPN78578_37450 KPN_03782 | Detail |
| A1RZT9 | CAS2_THEPD | Thermofilum pendens (strain DSM 2475 / Hrk 5) | cas2 Tpen_1322 | Detail |