| P58338 | Y0419_RHIME | Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) | eutC RB0419 SMb20433 | Detail |
| O74959 | YJCD_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPCC736.13 | Detail |
| Q46911 | YGCU_ECOLI | Escherichia coli (strain K12) | ygcU ygcT ygcV b4463 JW5442 | Detail |
| P0AFP5 | YBBO_ECOL6 | Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC) | ybbO c0614 | Detail |
| Q5AV81 | Y7799_EMENI | Emericella nidulans (strain FGSC A4 / ATCC 38163 / CBS 112.46 / NRRL 194 / M139) (Aspergillus nidulans) | AN7799 | Detail |
| Q10494 | YDG7_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPAC26F1.07 | Detail |
| Q5UQG2 | YL498_MIMIV | Acanthamoeba polyphaga mimivirus (APMV) | MIMI_L498 | Detail |
| P0AG84 | YGHA_ECOLI | Escherichia coli (strain K12) | yghA b3003 JW2972 | Detail |
| A0R4H4 | Y5835_MYCS2 | Mycolicibacterium smegmatis (strain ATCC 700084 / mc(2)155) (Mycobacterium smegmatis) | MSMEG_5835 MSMEI_5677 | Detail |
| O32159 | YURR_BACSU | Bacillus subtilis (strain 168) | yurR BSU32630 | Detail |