| Q2FQQ4 | CAS2B_METHJ | Methanospirillum hungatei JF-1 (strain ATCC 27890 / DSM 864 / NBRC 100397 / JF-1) | cas2-2 Mhun_1857 | Detail |
| Q10905 | CRN4_CAEEL | Caenorhabditis elegans | crn-4 AH9.2 | Detail |
| P45956 | CAS2_ECOLI | Escherichia coli (strain K12) | ygbF cas2 b2754 JW5438 | Detail |
| Q03JI6 | CAS9B_STRTD | Streptococcus thermophilus (strain ATCC BAA-491 / LMD-9) | cas9-2 csn1 STER_1477 | Detail |
| G3ECR2 | CAS1_STRTR | Streptococcus thermophilus | cas1 | Detail |
| A4ST17 | BIOH_AERS4 | Aeromonas salmonicida (strain A449) | bioH ASA_4098 | Detail |
| F2XG53 | CAS3_STRTR | Streptococcus thermophilus | cas3 | Detail |
| A2BKJ6 | CAS2_HYPBU | Hyperthermus butylicus (strain DSM 5456 / JCM 9403 / PLM1-5) | cas2 Hbut_0650 | Detail |
| A1KRU9 | BIOH_NEIMF | Neisseria meningitidis serogroup C / serotype 2a (strain ATCC 700532 / DSM 15464 / FAM18) | bioH NMC0264 | Detail |
| Q3YWL3 | BIOH_SHISS | Shigella sonnei (strain Ss046) | bioH SSON_3545 | Detail |