| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sphingobium sp. HT1-2 | GFF3680 | | hypothetical protein | cofit | 100 | 100 |
| o | Caulobacter crescentus NA1000 | CCNA_01840 | | MerR-family transcriptional regulator | strong | 46 | 99 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_01840 | | MerR-family transcriptional regulator | cofit | 46 | 99 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02590 | | helix-turn-helix transcriptional regulator | strong | 45 | 99 |
| o | Rhodopseudomonas palustris CGA009 | TX73_022780 | | short-chain fatty acyl-CoA regulator family protein | no data | 42 | 99 |
| | Azospirillum sp. SherDot2 | MPMX19_05829 | | HTH-type transcriptional regulator PrpR | insig. | 38 | 98 |
| | Azospirillum brasilense Sp245 | AZOBR_RS02410 | | DNA-binding protein | strong | 39 | 98 |
| | Azospirillum sp. SherDot2 | MPMX19_05018 | | HTH-type transcriptional regulator RamB | insig. | 37 | 98 |
| | Azospirillum brasilense Sp245 | AZOBR_RS21095 | | Cro/Cl family transcriptional regulator | insig. | 36 | 98 |
| o | Sinorhizobium meliloti 1021 | SMc00769 | | hypothetical protein | strong | 38 | 99 |
| o | Agrobacterium fabrum C58 | Atu0608 | | transcriptional regulator | strong | 37 | 99 |
| | Sphingobium sp. HT1-2 | GFF2636 | | Transcriptional regulator, Xre family | insig. | 40 | 98 |
| | Agrobacterium fabrum C58 | Atu3587 | | transcriptional regulator | strong | 36 | 97 |
| | Rhodospirillum rubrum S1H | Rru_A2316 | | Transcriptional Regulator, XRE family (NCBI) | insig. | 37 | 98 |
| | Sinorhizobium meliloti 1021 | SM_b20754 | | hypothetical protein | insig. | 39 | 97 |
| | Variovorax sp. SCN45 | GFF273 | | Transcriptional regulator, Xre family | strong | 37 | 97 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1221 | | transcriptional regulator, XRE family (RefSeq) | insig. | 36 | 97 |
| | Azospirillum brasilense Sp245 | AZOBR_RS24280 | | Cro/Cl family transcriptional regulator | insig. | 37 | 98 |
| | Dinoroseobacter shibae DFL-12 | Dshi_0716 | | transcriptional regulator, XRE family (RefSeq) | strong | 36 | 98 |
| | Mycobacterium tuberculosis H37Rv | Rv0465c | | Probable transcriptional regulatory protein | insig. | 37 | 99 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c21630 | | putative transcriptional regulator | strong | 36 | 98 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02450 | | short-chain fatty acyl-CoA regulator family protein | insig. | 37 | 97 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3796 | | Predicted transcriptional regulator | sig. | 41 | 99 |
| | Xanthobacter sp. DMC5 | GFF3162 | | Propionyl-CoA carboxylase regulator | insig. | 37 | 98 |
| | Variovorax sp. OAS795 | ABID97_RS19385 | | short-chain fatty acyl-CoA regulator family protein | strong | 38 | 98 |
| | Sphingobium sp. HT1-2 | GFF127 | | Transcriptional regulator, Xre family | cofit | 35 | 97 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS21455 | | XRE family transcriptional regulator | strong | 35 | 98 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3981 | | Predicted transcriptional regulator | insig. | 36 | 99 |
| o | Rhizobium sp. OAE497 | ABIE40_RS03260 | | short-chain fatty acyl-CoA regulator family protein | strong | 36 | 99 |
| | Dinoroseobacter shibae DFL-12 | Dshi_2488 | | transcriptional regulator, XRE family (RefSeq) | insig. | 35 | 93 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3690.1 | | Transcriptional regulator, XRE family protein | cofit | 38 | 94 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_2320 | | Transcriptional regulator, XRE family | strong | 35 | 98 |
| | Mycobacterium tuberculosis H37Rv | Rv1129c | | Probable transcriptional regulator protein | strong | 32 | 94 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1405 | | transcriptional regulator, XRE family (RefSeq) | sig. | 25 | 93 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c12680 | | transcriptional regulator | sig. | 24 | 95 |
| | Caulobacter crescentus NA1000 | CCNA_03267 | | HipB-related transcriptional regulatory protein | cofit | 30 | 25 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_03267 | | HipB-related transcriptional regulatory protein | cofit | 30 | 25 |
| | Agrobacterium fabrum C58 | Atu0245 | | transcriptional regulator | insig. | 32 | 20 |
| | Caulobacter crescentus NA1000 | CCNA_00049 | | HTH transcriptional regulator | sig. | 30 | 22 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_00049 | | HTH transcriptional regulator | cofit | 30 | 22 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c30730 | | putative helix-turn-helix protein | sig. | 36 | 12 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27045 | | XRE family transcriptional regulator | insig. | 38 | 13 |