| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS06870 | | SUF system Fe-S cluster assembly regulator | insig. | 100 | 100 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_09970 | iscR | SUF system Fe-S cluster assembly regulator | sig. | 91 | 100 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS03100 | | SUF system Fe-S cluster assembly regulator | no data | 98 | 100 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS02850 | | SUF system Fe-S cluster assembly regulator | no data | 97 | 100 |
| o | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS09485 | | SUF system Fe-S cluster assembly regulator | insig. | 82 | 88 |
| o | Lysobacter sp. OAE881 | ABIE51_RS15725 | | SUF system Fe-S cluster assembly regulator | insig. | 61 | 87 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.1701.1 | | Iron-sulfur cluster regulator IscR | no data | 59 | 82 |
| o | Azospirillum sp. SherDot2 | MPMX19_04829 | | Putative HTH-type transcriptional regulator | no data | 47 | 82 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS04700 | | SUF system Fe-S cluster assembly regulator | no data | 41 | 84 |
| o | Rhodospirillum rubrum S1H | Rru_A2574 | | Transcriptional Regulator, BadM/Rrf2 family (NCBI) | sig. | 45 | 80 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1470 | | transcriptional regulator, BadM/Rrf2 family | no data | 46 | 83 |
| o | Sphingobium sp. HT1-2 | GFF975 | | Iron-sulfur cluster regulator IscR | cofit | 41 | 81 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS09180 | | Rrf2 family transcriptional regulator | insig. | 29 | 99 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS04615 | | Rrf2 family transcriptional regulator | sig. | 30 | 97 |
| o | Desulfovibrio vulgaris Hildenborough JW710 | DVU1964 | | transcriptional regulator, rrf2 protein, putative (TIGR) | strong | 30 | 92 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0622 | | transcriptional regulator, BadM/Rrf2 family (RefSeq) | insig. | 28 | 86 |
| o | Sinorhizobium meliloti 1021 | SMc00785 | | iron-responsive transcriptional regulator | no data | 32 | 83 |
| o | Rhizobium sp. OAE497 | ABIE40_RS03340 | | iron-responsive transcriptional regulator RirA | strong | 31 | 83 |
| o | Acinetobacter radioresistens SK82 | MPMX26_01328 | | HTH-type transcriptional regulator IscR | strong | 30 | 80 |
| o | Agrobacterium fabrum C58 | Atu0201 | | hypothetical protein | strong | 31 | 83 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS09195 | | Rrf2 family transcriptional regulator | insig. | 29 | 81 |
| | Ralstonia solanacearum UW163 | UW163_RS04400 | | Rrf2 family transcriptional regulator | insig. | 29 | 81 |
| | Ralstonia solanacearum GMI1000 | RS_RS17025 | | Rrf2 family transcriptional regulator | strong | 29 | 81 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS08075 | | Rrf2 family transcriptional regulator | insig. | 29 | 81 |
| o | Acinetobacter baumannii LAC-4 | RR41_RS12350 | | Rrf2 family transcriptional regulator | no data | 29 | 80 |
| o | Dechlorosoma suillum PS | Dsui_2369 | | iron-sulfur cluster assembly transcription factor IscR | strong | 28 | 84 |
| o | Methylophilus sp. DMC18 | GFF434 | | HTH-type transcriptional regulator IscR | insig. | 28 | 90 |
| | Rhodospirillum rubrum S1H | Rru_A2028 | | Transcriptional Regulator, BadM/Rrf2 family (NCBI) | no data | 31 | 81 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4714 | | Nitrite-sensitive transcriptional repressor NsrR | insig. | 30 | 88 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14260 | | Fe-S cluster assembly transcriptional regulator IscR | no data | 32 | 67 |
| | Ralstonia solanacearum UW163 | UW163_RS11725 | | Fe-S cluster assembly transcriptional regulator IscR | no data | 32 | 67 |
| o | Kangiella aquimarina DSM 16071 | B158DRAFT_1458 | | transcriptional regulator, BadM/Rrf2 family | strong | 28 | 81 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS19205 | | Fe-S cluster assembly transcriptional regulator IscR | sig. | 31 | 67 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS15775 | | DNA-binding protein | no data | 33 | 70 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU1967 | rrf2 | transcriptional regulator, rrf2 protein, putative (TIGR) | sig. | 27 | 83 |
| | Ralstonia solanacearum GMI1000 | RS_RS05040 | | Fe-S cluster assembly transcriptional regulator IscR | no data | 31 | 67 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS05780 | | Fe-S cluster assembly transcriptional regulator IscR | insig. | 32 | 66 |
| | Marinobacter adhaerens HP15 | HP15_1487 | | transcriptional regulator, BadM/Rrf2 family | strong | 29 | 69 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS12785 | | Rrf2 family transcriptional regulator | sig. | 32 | 66 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00477 | | transcriptional regulator, BadM/Rrf2 family | no data | 32 | 66 |
| | Paraburkholderia graminis OAS925 | ABIE53_002782 | | Rrf2 family iron-sulfur cluster assembly transcriptional regulator | strong | 32 | 66 |
| o | Shewanella oneidensis MR-1 | SO0045 | | Rrf2 family protein (NCBI ptt file) | insig. | 27 | 80 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS09975 | | Fe-S cluster assembly transcriptional regulator IscR | strong | 30 | 69 |
| o | Shewanella sp. ANA-3 | Shewana3_0047 | | BadM/Rrf2 family transcriptional regulator (RefSeq) | no data | 27 | 80 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF1049 | | Nitrite-sensitive transcriptional repressor NsrR | insig. | 27 | 80 |
| o | Caulobacter crescentus NA1000 | CCNA_01942 | | Rrf2 family protein | strong | 30 | 82 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_01942 | | Rrf2 family protein | cofit | 30 | 82 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2132 | | transcriptional regulator, BadM/Rrf2 family | strong | 33 | 74 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0946 | | transcriptional regulator, BadM/Rrf2 family | strong | 27 | 85 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS06020 | | Fe-S cluster assembly transcriptional regulator IscR | insig. | 30 | 67 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS05100 | | Fe-S cluster assembly transcriptional regulator IscR | cofit | 29 | 84 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS15190 | | Rrf2 family transcriptional regulator | insig. | 24 | 83 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4113 | | Iron-sulfur cluster regulator IscR | no data | 32 | 64 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0623 | | transcriptional regulator, BadM/Rrf2 family (RefSeq) | insig. | 26 | 81 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS05830 | | Rrf2 family transcriptional regulator | strong | 30 | 81 |
| | Marinobacter adhaerens HP15 | HP15_2950 | | transcriptional regulator, BadM/Rrf2 family | sig. | 25 | 85 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2546 | | transcriptional regulator, BadM/Rrf2 family (RefSeq) | cofit | 30 | 83 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2591 | | transcriptional regulator, BadM/Rrf2 family (RefSeq) | strong | 26 | 81 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS04565 | | Rrf2 family transcriptional regulator | insig. | 31 | 91 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_1034 | | Nitrite-sensitive transcriptional repressor NsrR | sig. | 31 | 80 |
| | Serratia liquefaciens MT49 | IAI46_18835 | | Rrf2 family transcriptional regulator | insig. | 31 | 61 |
| | Shewanella amazonensis SB2B | Sama_1292 | | Rrf2 family protein (RefSeq) | strong | 29 | 77 |
| | Xanthobacter sp. DMC5 | GFF3400 | | hypothetical protein | insig. | 30 | 78 |
| | Pseudomonas segetis P6 | ACVTMO_RS07460 | iscR | Fe-S cluster assembly transcriptional regulator IscR | insig. | 27 | 80 |
| | Rhodospirillum rubrum S1H | Rru_A3399 | | Transcriptional Regulator, BadM/Rrf2 family (NCBI) | sig. | 30 | 80 |
| o | Pseudomonas stutzeri RCH2 | Psest_1250 | | iron-sulfur cluster assembly transcription factor IscR | no data | 27 | 83 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4961 | | Iron-sulfur cluster regulator IscR | no data | 31 | 64 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS08985 | | Rrf2 family transcriptional regulator | insig. | 27 | 83 |
| | Azospirillum sp. SherDot2 | MPMX19_01654 | | HTH-type transcriptional regulator IscR | insig. | 29 | 81 |
| | Serratia liquefaciens MT49 | IAI46_19360 | | Fe-S cluster assembly transcriptional regulator IscR | insig. | 26 | 82 |
| | Agrobacterium fabrum C58 | Atu4299 | | hypothetical protein | insig. | 31 | 56 |
| | Variovorax sp. OAS795 | ABID97_RS14000 | | Fe-S cluster assembly transcriptional regulator IscR | no data | 30 | 64 |
| | Variovorax sp. SCN45 | GFF946 | | Iron-sulfur cluster regulator IscR | strong | 30 | 64 |
| | Shewanella amazonensis SB2B | Sama_0056 | | Rrf2 family protein (RefSeq) | insig. | 30 | 76 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2547 | | transcriptional regulator, BadM/Rrf2 family (RefSeq) | strong | 28 | 81 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS15265 | | Rrf2 family transcriptional regulator | no data | 28 | 80 |
| | Alteromonas macleodii MIT1002 | MIT1002_02802 | | HTH-type transcriptional regulator IscR | insig. | 26 | 75 |
| | Shewanella sp. ANA-3 | Shewana3_2281 | | BadM/Rrf2 family transcriptional regulator (RefSeq) | strong | 27 | 77 |
| | Shewanella oneidensis MR-1 | SO2263 | | Rrf2 family protein (NCBI ptt file) | strong | 27 | 77 |
| o | Pseudomonas putida KT2440 | PP_0841 | | DNA-binding transcriptional dual regulator 2Fe-2S cluster IscR | sig. | 27 | 81 |
| o | Pseudomonas aeruginosa MRSN321 | DY961_RS13845 | iscR;go_function=double-stranded | Fe-S cluster assembly transcriptional regulator IscR | sig. | 26 | 82 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_19645 | | Fe-S cluster assembly transcriptional regulator IscR | strong | 26 | 82 |
| o | Pseudomonas aeruginosa PUPa3 | DQ20_RS43255 | iscR;go_function=double-stranded | Fe-S cluster assembly transcriptional regulator IscR | sig. | 26 | 82 |
| o | Rahnella sp. WP5 | EX31_RS20550 | | Fe-S cluster assembly transcriptional regulator IscR | strong | 25 | 82 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_03880 | | HTH-type transcriptional regulator IscR | insig. | 24 | 81 |
| o | Pectobacterium carotovorum WPP14 | HER17_RS03830 | | nitric oxide-sensing transcriptional repressor NsrR | cofit | 28 | 83 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c26400 | | putative HTH-type transcriptional regulator | insig. | 27 | 66 |
| | Shewanella loihica PV-4 | Shew_2318 | | BadM/Rrf2 family transcriptional regulator (RefSeq) | no data | 26 | 77 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS22375 | | Rrf2 family transcriptional regulator | insig. | 24 | 83 |
| | Pseudomonas sp. DMC3 | GFF4351 | | HTH-type transcriptional regulator IscR | no data | 26 | 80 |
| o | Dickeya dadantii 3937 | DDA3937_RS15550 | | Fe-S cluster assembly transcriptional regulator IscR | no data | 25 | 82 |
| | Agrobacterium fabrum C58 | Atu0819 | | hypothetical protein | sig. | 34 | 62 |
| | Rhodopseudomonas palustris CGA009 | TX73_003435 | | RrF2 family transcriptional regulator | strong | 32 | 71 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3808 | | Predicted transcriptional regulator of NADH dehydrogenase, Rrf2 family | insig. | 28 | 70 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0529 | rrf2 | Rrf2 protein (voordouw) | strong | 27 | 81 |
| | Pseudomonas sp. SVBP6 | COO64_RS03890 | iscR | Fe-S cluster assembly transcriptional regulator IscR | insig. | 26 | 80 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_06790 | | transcriptional regulator | insig. | 25 | 79 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0269 | | transcriptional regulator, rrf2 protein, putative (TIGR) | strong | 29 | 81 |
| | Rhizobium sp. OAE497 | ABIE40_RS04485 | | Rrf2 family transcriptional regulator | insig. | 28 | 80 |
| o | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS14890 | | Fe-S cluster assembly transcriptional regulator IscR | cofit | 25 | 82 |