| Q2J6P5 | NUCS_FRACC | Frankia casuarinae (strain DSM 45818 / CECT 9043 / CcI3) | nucS Francci3_3695 | Detail |
| F1NQJ3 | PMS2_CHICK | Gallus gallus (Chicken) | PMS2 | Detail |
| C6BSW8 | MUTS2_DESAD | Desulfovibrio salexigens (strain ATCC 14822 / DSM 2638 / NCIB 8403 / VKM B-1763) | mutS2 Desal_1610 | Detail |
| C4XS37 | MUTS2_DESMR | Desulfovibrio magneticus (strain ATCC 700980 / DSM 13731 / RS-1) | mutS2 DMR_20680 | Detail |
| Q0JG99 | PIR7B_ORYSJ | Oryza sativa subsp. japonica (Rice) | PIR7B Os01g0934800 LOC_Os01g70850 P0423A12.26 P0492G09.7 | Detail |
| O44406 | ERI1_CAEEL | Caenorhabditis elegans | eri-1 T07A9.5 | Detail |
| Q6AYD1 | MBLC1_RAT | Rattus norvegicus (Rat) | Mblac1 | Detail |
| Q6LM23 | ORN_PHOPR | Photobacterium profundum (strain SS9) | orn PBPRA3370 | Detail |
| P12667 | NUCA_BACSU | Bacillus subtilis (strain 168) | nucA comI BSU03430 | Detail |
| Q9YDF6 | NUCS_AERPE | Aeropyrum pernix (strain ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1) | nucS APE_0957 | Detail |