TABLE 1.
Ferredoxin homologs identified in the genomes of putative diazotrophsa
| Annotation | Protein accession no. | Type of cluster | Reference(s) or source |
|---|---|---|---|
| asl2914 | WP_013190310 | 2[4Fe-4S] | 126 |
| FdxH | WP_013190616 | [2Fe-2S] | 127 |
| PetF | WP_013189829 | [2Fe-2S] | 128 |
| FdxA | ACO80005 | [3Fe-4S] [4Fe-4S] | 129 |
| FdxI | ACO76607 | [4Fe-4S] | 130 |
| FdxN | ACO81189 | 2[4Fe-4S] | 82, 131 |
| VnfF | ACO76526 | [4Fe-4S] | 132 |
| XylT | ACO77112 | CXXXXCXXXXCXXC | 130 |
| AvFd1 | AGK16019 | [2Fe-2S] | This study |
| AvFd2 | AGK16622 | [2Fe-2S] | This study |
| AvFd3 | AGK13276 | 2[4Fe-4S] | This study |
| CsFd1 | ABP66178 | 2[4Fe-4S] | This study |
| CsFd2 | ABP66040 | 2[4Fe-4S] | This study |
| CsFd3 | ABP66582 | 2[4Fe-4S] | This study |
| CsFd4 | ABP67884 | 2[4Fe-4S] | This study |
| CsFd5 | ABP67132 | 2[4Fe-4S] | This study |
| CsFd6 | ABP67141 | 2[4Fe-4S] | This study |
| CpFd1 | AJA47502 | [2Fe-2S] | This study |
| CpFd2 | AJA47129 | 2[4Fe-4S] | This study |
| CpFd3 | AJA49513 | 2[4Fe-4S] | This study |
| CpFd4 | AJA46278 | [4Fe-4S] | This study |
| CpFd5 | AJA49585 | 2[4Fe-4S] | This study |
| KpFd1 | BAS34286 | [2Fe-2S] | This study |
| KpFd2 | BAS37351 | [2Fe-2S] | This study |
| KpFd3 | BAS33241 | [2Fe-2S] | This study |
| KpFd4 | BAS35880 | CXXCXXCC | This study |
| MvFd1 | ACX73019 | 2[4Fe-4S] | This study |
| MvFd2 | ACX72493 | 2[4Fe-4S] | This study |
| MvFd3 | ACX73480 | 2[4Fe-4S] | This study |
| MvFd4 | ACX72328 | 2[4Fe-4S] | This study |
| MvFd5 | ACX73314 | 2[4Fe-4S] | This study |
| MvFd6 | ACX73502 | 2[4Fe-4S] | This study |
| MvFd7 | ACX72560 | 2[4Fe-4S] | This study |
| MvFd8 | ACX72349 | 2[4Fe-4S] | This study |
| MmFd1 | CAF29654 | 2[4Fe-4S] | This study |
| MbFd1 | AKB59153 | 2[4Fe-4S] | This study |
| MbFd2 | AKB57181 | 2[4Fe-4S] | This study |
| MbFd3 | AKB57361 | 2[4Fe-4S] | This study |
| MbFd4 | AKB58903 | 2[4Fe-4S] | This study |
| MbFd5 | AKB59009 | 2[4Fe-4S] | This study |
| FdxC | ADE87009 | [2Fe-2S] | 97, 133 |
| FdxD | ADE84338 | [2Fe-2S] | 80 |
| FdxE | ADE86134 | [2Fe-2S] | 93 |
| FdxB | ABJ08445 | 2[4Fe-4S] | 81 |
| Fer1 | ADU46354 | [4Fe-4S] | 134 |
| FerN | ACF03599 | [4Fe-4S] | 134 |
| RpFd1 | ABJ04561 | 2[4Fe-4S] | This study |
a
The protein annotation, accession number for a representative protein homolog, inferred type of [FeS] cluster in a given protein homolog (as predicted via the conserved domain database [120]), and a literature reference, if available, are provided for each Fd identified. Av, A. vinelandii; Cs, Caldicellulosiruptor saccharolyticus; Cp, Clostridium pasteurianum; Kp, Klebsiella pneumoniae; Mv, Methanocaldococcus vulcanius; Mm, Methanococcus maripaludis; Mb, Methanosarcina barkeri; Rp, Rhodopseudomonas palustris.