| O31608 | YJBJ_BACSU | Bacillus subtilis (strain 168) | yjbJ BSU11570 | Detail |
| O34886 | YTCB_BACSU | Bacillus subtilis (strain 168) | ytcB BSU30870 | Detail |
| P27714 | NIFB_HERSE | Herbaspirillum seropedicae | nifB | Detail |
| O07609 | YHFK_BACSU | Bacillus subtilis (strain 168) | yhfK BSU10260 | Detail |
| P39384 | YJIM_ECOLI | Escherichia coli (strain K12) | yjiM b4335 JW5786 | Detail |
| Q60318 | Y007_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | MJ0007 | Detail |
| Q1MQL6 | ARLY_LAWIP | Lawsonia intracellularis (strain PHE/MN1-00) | argH LI0657 | Detail |
| A4G0I4 | ARLY_METM5 | Methanococcus maripaludis (strain C5 / ATCC BAA-1333) | argH MmarC5_1671 | Detail |
| Q024T3 | ARLY_SOLUE | Solibacter usitatus (strain Ellin6076) | argH Acid_2504 | Detail |
| P59613 | ARLY_BRADU | Bradyrhizobium diazoefficiens (strain JCM 10833 / IAM 13628 / NBRC 14792 / USDA 110) | argH blr1381 | Detail |