| B8DJ60 | FABZ_DESVM | Desulfovibrio vulgaris (strain Miyazaki F / DSM 19637) | fabZ DvMF_3000 | Detail |
| B9JYL4 | FABA_AGRVS | Agrobacterium vitis (strain S4 / ATCC BAA-846) (Rhizobium vitis (strain S4)) | fabA Avi_0181 | Detail |
| Q2YQQ8 | FABA_BRUA2 | Brucella abortus (strain 2308) | fabA BAB1_2174 | Detail |
| A5VTB9 | FABA_BRUO2 | Brucella ovis (strain ATCC 25840 / 63/290 / NCTC 10512) | fabA BOV_2085 | Detail |
| P11067 | NIFB_AZOVI | Azotobacter vinelandii | nifB | Detail |
| Q1AW85 | FABZ_RUBXD | Rubrobacter xylanophilus (strain DSM 9941 / NBRC 16129) | fabZ Rxyl_1380 | Detail |
| P40595 | HYPE_AZOVI | Azotobacter vinelandii | hypE | Detail |
| Q10XB0 | CPXS3_TRIEI | Trichodesmium erythraeum (strain IMS101) | cpcS3 Tery_4106 | Detail |
| P24427 | NIFB_RHILT | Rhizobium leguminosarum bv. trifolii | nifB | Detail |
| Q7U343 | FABA_HAEDU | Haemophilus ducreyi (strain 35000HP / ATCC 700724) | fabA HD_0181 | Detail |