| P56265 | NIFB_KLEOX | Klebsiella oxytoca | nifB | Detail |
| P46044 | NIFB_FRAAL | Frankia alni | nifB | Detail |
| A6VRA1 | MAND_MARMS | Marinomonas sp. (strain MWYL1) | Mmwyl1_0037 | Detail |
| P40802 | PKSI_BACSU | Bacillus subtilis (strain 168) | pksI BSU17170 | Detail |
| B1ELW6 | MAND_ESCAT | Escherichia albertii (strain TW07627) | rspA ESCAB7627_2604 | Detail |
| Q8PZT3 | HACA_METMA | Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88) (Methanosarcina frisia) | hacA MM_0409 | Detail |
| A0A2P1GIY2 | HL3_CATRO | Catharanthus roseus (Madagascar periwinkle) (Vinca rosea) | HL3 | Detail |
| D8ADB5 | MAND_ECOMS | Escherichia coli (strain MS 21-1) | rspA HMPREF9530_04559 | Detail |
| Q53222 | BCHF_RHOS4 | Rhodobacter sphaeroides (strain ATCC 17023 / 2.4.1 / NCIB 8253 / DSM 158) | bchF RHOS4_18890 RSP_0284 | Detail |
| B3PDB1 | MAND_CELJU | Cellvibrio japonicus (strain Ueda107) (Pseudomonas fluorescens subsp. cellulosa) | rspA CJA_3069 | Detail |