| C9X1G6 | CAS1_NEIM8 | Neisseria meningitidis serogroup C (strain 8013) | cas1 NMV_1994 | Detail |
| Q745W0 | CAS2A_THET2 | Thermus thermophilus (strain HB27 / ATCC BAA-163 / DSM 7039) | cas2a TT_P0195 | Detail |
| Q82XY0 | CAS2B_NITEU | Nitrosomonas europaea (strain ATCC 19718 / CIP 103999 / KCTC 2705 / NBRC 14298) | cas22 NE0112 | Detail |
| B1L402 | CAS2_KORCO | Korarchaeum cryptofilum (strain OPF8) | cas2 Kcr_0425 | Detail |
| Q6BRG1 | BST1_DEBHA | Debaryomyces hansenii (strain ATCC 36239 / CBS 767 / JCM 1990 / NBRC 0083 / IGC 2968) (Yeast) (Torulaspora hansenii) | BST1 DEHA2D16632g | Detail |
| A6LPC4 | ADDA_CLOB8 | Clostridium beijerinckii (strain ATCC 51743 / NCIMB 8052) (Clostridium acetobutylicum) | addA Cbei_0014 | Detail |
| Q0TV47 | ADDB_CLOP1 | Clostridium perfringens (strain ATCC 13124 / DSM 756 / JCM 1290 / NCIMB 6125 / NCTC 8237 / Type A) | addB CPF_0024 | Detail |
| Q8XPE3 | ADDB_CLOPE | Clostridium perfringens (strain 13 / Type A) | addB CPE0020 | Detail |
| A4J4E2 | ADDB_DESRM | Desulfotomaculum reducens (strain MI-1) | addB Dred_1415 | Detail |
| Q8U1S9 | CMR4_PYRFU | Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1) | cmr4 PF1126 | Detail |