| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Shewanella loihica PV-4 | Shew_3627 | | XRE family transcriptional regulator (RefSeq) | no data | 100 | 100 |
| o | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS16450 | | helix-turn-helix transcriptional regulator | insig. | 75 | 100 |
| o | Caulobacter crescentus NA1000 | CCNA_02315 | | Cro/CI-family transcriptional regulator | strong | 80 | 100 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_02315 | | Cro/CI-family transcriptional regulator | no data | 80 | 100 |
| o | Pseudomonas segetis P6 | ACVTMO_RS21690 | | helix-turn-helix transcriptional regulator | no data | 74 | 100 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS15135 | | helix-turn-helix transcriptional regulator | no data | 72 | 100 |
| o | Pseudomonas aeruginosa MRSN321 | PFGADD_00880 | | Helix-turn-helix domain-containing protein | sig. | 69 | 100 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_21015 | | transcriptional regulator | insig. | 69 | 100 |
| o | Pseudomonas aeruginosa PUPa3 | NPBIFN_00885 | | Helix-turn-helix domain-containing protein | sig. | 69 | 100 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2462 | | Predicted transcriptional regulators | insig. | 73 | 97 |
| o | Pseudomonas sp. DMC3 | GFF1041 | | hypothetical protein | cofit | 72 | 100 |
| o | Pseudomonas protegens RBAN4 | FABNJH_20830 | | DNA-binding protein | no data | 69 | 98 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_16665 | | Transcriptional regulator | sig. | 72 | 92 |
| o | Sphingobium sp. HT1-2 | GFF394 | | Transcriptional regulator, Xre family | cofit | 71 | 97 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS06710 | | helix-turn-helix transcriptional regulator | cofit | 69 | 94 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS06970 | | helix-turn-helix transcriptional regulator | sig. | 69 | 94 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS01430 | | helix-turn-helix transcriptional regulator | no data | 67 | 94 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1417 | | transcriptional regulator, XRE family | strong | 69 | 94 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS10405 | | helix-turn-helix transcriptional regulator | insig. | 69 | 94 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS10405 | | helix-turn-helix transcriptional regulator | insig. | 69 | 94 |
| o | Pseudomonas simiae WCS417 | PS417_09820 | | Cro/Cl family transcriptional regulator | no data | 66 | 94 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_839 | | transcriptional regulator, MerR family | insig. | 61 | 98 |
| o | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.5040.1 | | Transcriptional regulator | no data | 60 | 92 |
| o | Methanococcus maripaludis JJ | MMJJ_RS01520 | | helix-turn-helix transcriptional regulator | insig. | 63 | 92 |
| o | Methanococcus maripaludis S2 | MMP_RS03535 | | helix-turn-helix transcriptional regulator | strong | 63 | 92 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS00070 | | helix-turn-helix transcriptional regulator | no data | 54 | 100 |
| o | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_3307 | | Predicted transcriptional regulators | insig. | 57 | 92 |
| o | Cellulophaga baltica 18 | M666_RS11175 | | helix-turn-helix transcriptional regulator | insig. | 57 | 92 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1174 | | Predicted transcriptional regulators | insig. | 48 | 89 |
| | Methanococcus maripaludis JJ | MMJJ_RS09235 | | helix-turn-helix transcriptional regulator | insig. | 48 | 98 |
| o | Bacteroides thetaiotaomicron VPI-5482 | BT1984 | | transcriptional regulator (NCBI ptt file) | insig. | 48 | 97 |
| | Methanococcus maripaludis S2 | MMP_RS05140 | | helix-turn-helix transcriptional regulator | sig. | 48 | 98 |
| o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_09375 | | transcriptional regulator | insig. | 46 | 100 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_0313 | | transcriptional regulator, XRE family | no data | 45 | 94 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS18225 | | helix-turn-helix transcriptional regulator | sig. | 43 | 92 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18415 | | XRE family transcriptional regulator | insig. | 38 | 100 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS00580 | | helix-turn-helix transcriptional regulator | insig. | 42 | 92 |
| | Ralstonia solanacearum GMI1000 | RS_RS05775 | | XRE family transcriptional regulator | insig. | 37 | 100 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS00775 | | helix-turn-helix domain-containing protein | no data | 48 | 92 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS01000 | | helix-turn-helix domain-containing protein | no data | 48 | 92 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1097 | | Predicted transcription factor, homolog of eukaryotic MBF1 | insig. | 42 | 88 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS07155 | | helix-turn-helix transcriptional regulator | insig. | 32 | 100 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14960 | | XRE family transcriptional regulator | insig. | 37 | 100 |
| | Ralstonia solanacearum UW163 | UW163_RS12430 | | XRE family transcriptional regulator | no data | 37 | 100 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS26175 | | XRE family transcriptional regulator | no data | 37 | 100 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_12720 | | transcriptional regulator | sig. | 33 | 94 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS01775 | | helix-turn-helix transcriptional regulator | no data | 32 | 95 |
| | Azospirillum brasilense Sp245 | AZOBR_RS21095 | | Cro/Cl family transcriptional regulator | insig. | 34 | 95 |
| | Azospirillum brasilense Sp245 | AZOBR_RS24280 | | Cro/Cl family transcriptional regulator | insig. | 38 | 98 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS15905 | | helix-turn-helix transcriptional regulator | no data | 34 | 94 |
| | Erwinia amylovora T8 | OLJFJH_15285 | | XRE family transcriptional regulator | insig. | 33 | 97 |
| | Azospirillum sp. SherDot2 | MPMX19_05018 | | HTH-type transcriptional regulator RamB | insig. | 34 | 95 |
| | Pantoea sp. MT58 | IAI47_20745 | | helix-turn-helix transcriptional regulator | sig. | 33 | 94 |
| | Shewanella sp. ANA-3 | Shewana3_3803 | | XRE family transcriptional regulator (RefSeq) | cofit | 34 | 91 |
| | Fusobacterium nucleatum SB010 | HUW76_03230 | | helix-turn-helix domain-containing protein | no data | 33 | 92 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_07550 | | transcriptional regulator | no data | 29 | 97 |
| | Rhodospirillum rubrum S1H | Rru_A1247 | | Transcriptional Regulator, XRE family (NCBI) | no data | 32 | 86 |
| | Sinorhizobium meliloti 1021 | SMc00351 | | hypothetical protein | insig. | 35 | 100 |
| | Variovorax sp. SCN45 | GFF273 | | Transcriptional regulator, Xre family | strong | 34 | 100 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1555 | | transcriptional regulator, XRE family (RefSeq) | sig. | 32 | 92 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_00255 | | DNA-binding protein | insig. | 30 | 94 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_01814 | | transcriptional regulator, XRE family with cupin sensor | insig. | 32 | 95 |