| Q3B2P6 | NIFH_PELLD | Pelodictyon luteolum (strain DSM 273 / 2530) (Chlorobium luteolum) | nifH Plut_1528 | Detail |
| P0CW53 | NIFK_METMP | Methanococcus maripaludis (strain S2 / LL) | nifK MMP0857 | Detail |
| P20622 | NIFK_METTL | Methanothermococcus thermolithotrophicus (Methanococcus thermolithotrophicus) | nifK | Detail |
| P95296 | NIFK_METTM | Methanothermobacter marburgensis (strain ATCC BAA-927 / DSM 2133 / JCM 14651 / NBRC 100331 / OCM 82 / Marburg) (Methanobacterium thermoautotrophicum) | nifK MTBMA_c01500 | Detail |
| Q55030 | NIFK_RIPO1 | Rippkaea orientalis (strain PCC 8801) (Cyanothece sp. (strain PCC 8801)) | nifK PCC8801_1787 | Detail |
| Q93DZ0 | MAMP_MAGGM | Magnetospirillum gryphiswaldense (strain DSM 6361 / JCM 21280 / NBRC 15271 / MSR-1) | mamP MGMSRv2__2372 mgI494 MGR_4098 | Detail |
| M2WJF5 | HYPC_DOTSN | Dothistroma septosporum (strain NZE10 / CBS 128990) (Red band needle blight fungus) (Mycosphaerella pini) | hypC DOTSEDRAFT_75655 | Detail |
| K0E690 | HTYF_ASPRU | Aspergillus rugulosus (Emericella rugulosa) | htyF | Detail |
| B8NJH2 | LEPH_ASPFN | Aspergillus flavus (strain ATCC 200026 / FGSC A1120 / NRRL 3357 / JCM 12722 / SRRC 167) | lepH AFLA_066930 | Detail |
| Q01198 | LIGD_SPHSK | Sphingobium sp. (strain NBRC 103272 / SYK-6) | ligD | Detail |