| Q2RY21 | CAS1A_RHORT | Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1) | cas1-1 Rru_A0169 | Detail |
| O30236 | CAS1B_ARCFU | Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126) | cas1-2 AF_2435 | Detail |
| Q0SUG8 | CAS1_CLOPS | Clostridium perfringens (strain SM101 / Type A) | cas1 CPR_0915 | Detail |
| Q97YC2 | CAS2A_SACS2 | Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) (Sulfolobus solfataricus) | cas21 SSO1404 | Detail |
| Q87AD6 | BLH_XYLFT | Xylella fastidiosa (strain Temecula1 / ATCC 700964) | blh PD_1890 | Detail |
| Q36580 | IEND1_NEUCR | Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) | NCU16019 | Detail |
| Q6AXU3 | I20L2_RAT | Rattus norvegicus (Rat) | Isg20l2 | Detail |
| Q9CZJ0 | MPPD2_MOUSE | Mus musculus (Mouse) | Mpped2 | Detail |
| Q10264 | PSO2_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | pso2 snm1 SPAC22A12.01c SPAC56F8.17c | Detail |
| Q3ABU1 | MUTS2_CARHZ | Carboxydothermus hydrogenoformans (strain ATCC BAA-161 / DSM 6008 / Z-2901) | mutS2 CHY_1564 | Detail |