| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sinorhizobium meliloti 1021 | SM_b20754 | | hypothetical protein | insig. | 100 | 100 |
| o | Agrobacterium fabrum C58 | Atu3587 | | transcriptional regulator | strong | 68 | 96 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_0716 | | transcriptional regulator, XRE family (RefSeq) | strong | 54 | 96 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_c21630 | | putative transcriptional regulator | strong | 54 | 96 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02450 | | short-chain fatty acyl-CoA regulator family protein | insig. | 53 | 95 |
| o | Xanthobacter sp. DMC5 | GFF3162 | | Propionyl-CoA carboxylase regulator | insig. | 49 | 95 |
| o | Azospirillum sp. SherDot2 | MPMX19_05018 | | HTH-type transcriptional regulator RamB | insig. | 47 | 94 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS21095 | | Cro/Cl family transcriptional regulator | insig. | 46 | 95 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS21455 | | XRE family transcriptional regulator | strong | 47 | 94 |
| o | Sphingobium sp. HT1-2 | GFF127 | | Transcriptional regulator, Xre family | cofit | 44 | 95 |
| | Azospirillum sp. SherDot2 | MPMX19_05829 | | HTH-type transcriptional regulator PrpR | insig. | 42 | 94 |
| | Azospirillum brasilense Sp245 | AZOBR_RS02410 | | DNA-binding protein | strong | 43 | 94 |
| o | Variovorax sp. SCN45 | GFF273 | | Transcriptional regulator, Xre family | strong | 41 | 96 |
| o | Rhodospirillum rubrum S1H | Rru_A2316 | | Transcriptional Regulator, XRE family (NCBI) | insig. | 43 | 95 |
| o | Variovorax sp. OAS795 | ABID97_RS19385 | | short-chain fatty acyl-CoA regulator family protein | strong | 42 | 95 |
| o | Rhodopseudomonas palustris CGA009 | TX73_022780 | | short-chain fatty acyl-CoA regulator family protein | no data | 40 | 95 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3981 | | Predicted transcriptional regulator | insig. | 42 | 94 |
| o | Mycobacterium tuberculosis H37Rv | Rv1129c | | Probable transcriptional regulator protein | strong | 41 | 95 |
| | Azospirillum brasilense Sp245 | AZOBR_RS24280 | | Cro/Cl family transcriptional regulator | insig. | 40 | 96 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_2320 | | Transcriptional regulator, XRE family | strong | 42 | 95 |
| | Mycobacterium tuberculosis H37Rv | Rv0465c | | Probable transcriptional regulatory protein | insig. | 37 | 96 |
| o | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3690.1 | | Transcriptional regulator, XRE family protein | cofit | 42 | 92 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1221 | | transcriptional regulator, XRE family (RefSeq) | insig. | 35 | 94 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02590 | | helix-turn-helix transcriptional regulator | strong | 38 | 94 |
| | Caulobacter crescentus NA1000 | CCNA_01840 | | MerR-family transcriptional regulator | strong | 36 | 94 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_01840 | | MerR-family transcriptional regulator | cofit | 36 | 94 |
| | Dinoroseobacter shibae DFL-12 | Dshi_2488 | | transcriptional regulator, XRE family (RefSeq) | insig. | 35 | 94 |
| | Sphingobium sp. HT1-2 | GFF3680 | | hypothetical protein | cofit | 39 | 94 |
| | Sphingobium sp. HT1-2 | GFF2636 | | Transcriptional regulator, Xre family | insig. | 37 | 95 |
| | Agrobacterium fabrum C58 | Atu0608 | | transcriptional regulator | strong | 37 | 94 |
| | Sinorhizobium meliloti 1021 | SMc00769 | | hypothetical protein | strong | 36 | 94 |
| | Rhizobium sp. OAE497 | ABIE40_RS03260 | | short-chain fatty acyl-CoA regulator family protein | strong | 35 | 93 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3796 | | Predicted transcriptional regulator | sig. | 37 | 95 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1405 | | transcriptional regulator, XRE family (RefSeq) | sig. | 28 | 90 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c12680 | | transcriptional regulator | sig. | 26 | 91 |
| o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_09265 | | XRE family transcriptional regulator | insig. | 22 | 91 |
| | Rhodopseudomonas palustris CGA009 | TX73_012360 | | hypothetical protein | insig. | 36 | 19 |
| | Sinorhizobium meliloti 1021 | SM_b21187 | | LacI family transcriptional regulator | insig. | 41 | 14 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS28290 | | DNA-binding protein | strong | 37 | 14 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16640 | | XRE family transcriptional regulator | insig. | 44 | 13 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS00085 | | transcriptional regulator | insig. | 33 | 13 |