| Q8XJT1 | RNY_CLOPE | Clostridium perfringens (strain 13 / Type A) | rny CPE1672 | Detail |
| Q9U299 | XRN2_CAEEL | Caenorhabditis elegans | xrn-2 Y48B6A.3 | Detail |
| Q6BNU7 | XRN2_DEBHA | Debaryomyces hansenii (strain ATCC 36239 / CBS 767 / JCM 1990 / NBRC 0083 / IGC 2968) (Yeast) (Torulaspora hansenii) | RAT1 DEHA2E18898g | Detail |
| Q58977 | Y1582_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | MJ1582 | Detail |
| Q8RXP6 | WAV2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | WAV2 At5g20520 | Detail |
| P9WFB8 | VAPC2_MYCTO | Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh) | vapC2 MT0314 | Detail |
| Q9Z4V8 | YOEB_STRCO | Streptomyces coelicolor (strain ATCC BAA-471 / A3(2) / M145) | yoeB SCO2236 SCBAC17D6.03 | Detail |
| Q1D375 | YBEY_MYXXD | Myxococcus xanthus (strain DK 1622) | ybeY MXAN_4736 | Detail |
| A1R6V9 | YBEY_PAEAT | Paenarthrobacter aurescens (strain TC1) | ybeY AAur_2230 | Detail |
| A5I4Z3 | YQGF_CLOBH | Clostridium botulinum (strain Hall / ATCC 3502 / NCTC 13319 / Type A) | CBO2562 CLC_2433 | Detail |