| P27714 | NIFB_HERSE | Herbaspirillum seropedicae | nifB | Detail |
| O34886 | YTCB_BACSU | Bacillus subtilis (strain 168) | ytcB BSU30870 | Detail |
| O31608 | YJBJ_BACSU | Bacillus subtilis (strain 168) | yjbJ BSU11570 | Detail |
| A0A2P1GIW3 | TS_CATRO | Catharanthus roseus (Madagascar periwinkle) (Vinca rosea) | TS HL2 | Detail |
| Q1QWP0 | SUYB_CHRSD | Chromohalobacter salexigens (strain DSM 3043 / ATCC BAA-138 / NCIMB 13768) | suyB Csal_1766 | Detail |
| Q0D1P8 | TERI_ASPTN | Aspergillus terreus (strain NIH 2624 / FGSC A1156) | terI ATEG_00136 | Detail |
| O52547 | RIFF_AMYMS | Amycolatopsis mediterranei (strain S699) (Nocardia mediterranei) | rifF RAM_03180 AMES_0620 | Detail |
| P21367 | YCAC_ECOLI | Escherichia coli (strain K12) | ycaC b0897 JW0880 | Detail |
| Q00873 | CYT2_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | CYT2 YKL087C | Detail |
| Q5JGK8 | DAPAL_THEKO | Thermococcus kodakarensis (strain ATCC BAA-918 / JCM 12380 / KOD1) (Pyrococcus kodakaraensis (strain KOD1)) | dapAL TK1237 | Detail |